{"title":"Spare Parts","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eGym Machine Spare Parts \u0026amp; Replacement Parts\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eWeight Stack Pins | Cables \u0026amp; Pulleys | Seats \u0026amp; Upholstery | Grips \u0026amp; Hardware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA machine that's down for a $15 pin is still a machine that's down. This is where we keep the parts that wear, walk or break on the \u003cstrong\u003eReload commercial ranges\u003c\/strong\u003e we sell - HS-X, T-Max, Legacy, Solaris, Raptor, Vortex, Nova, Synergy and TS Series - so you can get a station back in service without waiting on a full replacement.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat you'll find here\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight stack pins and selectors:\u003c\/strong\u003e magnetic selector pins in the common diameters and lengths, plus stack top-plate hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCables and pulleys:\u003c\/strong\u003e replacement cables with the correct end fittings, pulley wheels and bearings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeats, pads and upholstery:\u003c\/strong\u003e seat and back pads, roller pads and chest pads for Reload machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrips and hardware:\u003c\/strong\u003e rubber handle grips, end caps, feet and fasteners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eCan't see your part?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eMost parts aren't listed - a single machine has hundreds of them. If you can't find what you need, \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe model code\u003c\/strong\u003e - on the label on the machine frame (for example HS01, TN38, TB46).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe part\u003c\/strong\u003e - what it is and where it sits on the machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA photo\u003c\/strong\u003e - of the part, or the spot where it used to be.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA measurement\u003c\/strong\u003e - for pins, the diameter and length; for cables, the end-to-end length and the fittings on each end.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe'll match it against the supplier's parts list and come back with a price and lead time. In-stock parts ship from Sydney; parts we order in are usually 4-8 weeks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eOrdering the right size\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eSelector pins:\u003c\/strong\u003e measure the shaft diameter (not the knob) and the length from the knob face to the tip - pins are not interchangeable between series. \u003cstrong\u003eCables:\u003c\/strong\u003e measure the old cable end to end including the fittings, and note whether each end is a ball, threaded stud or eye. \u003cstrong\u003eUpholstery:\u003c\/strong\u003e send the model code and a photo of the pad; pad shapes are specific to each machine. If in doubt, send the photo and we'll confirm the fit before you pay.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eReplacement parts carry a \u003cstrong\u003e12-month warranty\u003c\/strong\u003e against manufacturing defects - normal wear on grips, cables and upholstery is excluded. Full terms are on our \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/warranty\" title=\"Warranty Policy\"\u003eWarranty Policy\u003c\/a\u003e page. If your machine is still inside its warranty period, \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e before ordering - the part may be covered.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eFitting out a gym?\u003c\/strong\u003e Ask us to add a spares kit - selector pins, a spare cable set and grips - to your fit-out order, so a worn part never takes a station offline. \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003eContact us\u003c\/a\u003e for commercial pricing.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShop More:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/made-to-order-machines-fitness-hero\" title=\"Commercial Gym Equipment\"\u003eCommercial Gym Equipment\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/in-stock-commercial-gym-equipment\" title=\"In Stock Commercial Gym Equipment\"\u003eIn Stock Machines\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/cable-attachments\" title=\"Cable Attachments\"\u003eCable Attachments\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/power-rack-attachments\" title=\"Power Rack Attachments\"\u003ePower Rack Attachments\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"magnetic-weight-stack-pin","title":"Magnetic Weight Stack Pin - 8mm \u0026 10mm Selector Pin","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eMagnetic Weight Stack Pin - 8mm \u0026amp; 10mm Selector Pin with Lanyard\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e8mm x 75mm | 8mm x 90mm | 10mm x 90mm | Magnetic Knob | Coiled Lanyard with Clip\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe part that goes missing first on any pin-loaded machine. This \u003cstrong\u003emagnetic selector pin\u003c\/strong\u003e replaces a lost or bent weight stack pin on Reload machines: a machined aluminium knob with a magnet that holds the pin firmly in the stack, a steel shaft, and a \u003cstrong\u003ecoiled lanyard with a clip\u003c\/strong\u003e that tethers it to the machine so it can't walk off between sets.\u003c\/p\u003e\n\u003cp\u003eThree sizes to match the stack it's going into - \u003cstrong\u003e8mm x 75mm\u003c\/strong\u003e, \u003cstrong\u003e8mm x 90mm\u003c\/strong\u003e and \u003cstrong\u003e10mm x 90mm\u003c\/strong\u003e - with the length measured from under the knob to the tip. Match the pin that came with the machine; if that's long gone, the guide below shows how to measure.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic knob:\u003c\/strong\u003e holds the pin in the stack under load - no rattling loose, no half-engaged pin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoiled lanyard with clip:\u003c\/strong\u003e clips to the machine frame or stack guard so the pin stays with the station.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree sizes:\u003c\/strong\u003e 8mm shaft in 75mm or 90mm, or 10mm shaft in 90mm, to suit different stacks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachined aluminium knob:\u003c\/strong\u003e easy to grip with chalky or sweaty hands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips from Sydney:\u003c\/strong\u003e small-parcel delivery Australia-wide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8mm x 75mm, 8mm x 90mm, 10mm x 90mm (diameter x shaft length) - select above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMeasured from under the knob to the tip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnob\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium with built-in magnet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTether\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack coiled lanyard with keyring clip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWeight stacks with an 8mm or 10mm selector hole - measure your existing pin to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSold As\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWhich size do I need?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eMeasure your old pin in two places: the \u003cstrong\u003eshaft diameter\u003c\/strong\u003e (the shaft, not the knob - it'll be 8mm or 10mm) and the \u003cstrong\u003elength from the underside of the knob to the tip\u003c\/strong\u003e, not the overall length. If the original pin is lost, measure from the face of the stack plate straight through to the far side of the selector rod: the pin has to pass fully through the plate and seat in the rod. Round up to the nearer of 75mm or 90mm. If your pin is a size we don't list, \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e with your machine's model code (on the frame label) and we'll source the right one.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none; max-width: 100%;\" alt=\"How to measure a weight stack pin - shaft diameter 8mm or 10mm and length 75mm or 90mm measured from the underside of the magnetic knob to the tip\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/weight-stack-pin-measuring-guide_ad414763-d641-4601-9e20-f05bd0fa5a3c.jpg?v=1790394284\"\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 months - manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFull terms are on our \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/warranty\" title=\"Warranty Policy\"\u003eWarranty Policy\u003c\/a\u003e page.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my machine?\u003c\/strong\u003e\u003cbr\u003eIf your stack takes an 8mm or 10mm pin, yes - the diameter and length are the only things to match. Check the shaft of your existing pin with a ruler or calipers, or send us the model code and we'll confirm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the magnet do?\u003c\/strong\u003e\u003cbr\u003eIt holds the knob flat against the stack so the pin can't vibrate out or sit half-engaged, which is how selector pins get bent and stacks get dropped.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy the lanyard?\u003c\/strong\u003e\u003cbr\u003eBecause pins walk. Clip it to the frame or stack guard and the pin stays with the machine instead of in someone's pocket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you stock other sizes?\u003c\/strong\u003e\u003cbr\u003eThese three are the sizes we keep on the shelf. For other diameters, longer shafts or a full machine's worth, \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e and we'll quote from the supplier's parts list.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShop More:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/spare-parts\" title=\"Gym Machine Spare Parts\"\u003eSpare Parts\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/made-to-order-machines-fitness-hero\" title=\"Commercial Gym Equipment\"\u003eCommercial Gym Equipment\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/in-stock-pin-loaded-machines\" title=\"In Stock Pin Loaded Machines\"\u003eIn Stock Pin Loaded Machines\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" height=\"204\" width=\"204\" alt=\"Fitness Hero Commercial Gym Equipment Sydney\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/Fitness_Hero_Sydney.png?v=1749873069\"\u003e\u003c\/p\u003e","brand":"Fitness Hero","offers":[{"title":"8mm x 75mm","offer_id":50327502782567,"sku":"SP-PIN-8-75","price":10.0,"currency_code":"AUD","in_stock":true},{"title":"8mm x 90mm","offer_id":50327503700071,"sku":"SP-PIN-8-90","price":10.0,"currency_code":"AUD","in_stock":true},{"title":"10mm x 90mm","offer_id":50327791075431,"sku":"SP-PIN-10-90","price":10.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/pin-1-2.jpg?v=1790392430"},{"product_id":"pop-pin-m20-30mm-screw-in","title":"Pop Pin M20 x 30mm Screw-In - Spring Loaded Adjustment Pin","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003ePop Pin M20 x 30mm Screw-In - Spring Loaded Adjustment Pin with Lock Knob\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eM20 Thread | 10mm Spring-Loaded Pin | 54mm Lock-Down Knob | Screws Straight Into the Machine\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe pin that sets your bench angle, seat height or foot plate - and the one that gets stripped, snapped or walks off first. This \u003cstrong\u003eM20 screw-in pop pin\u003c\/strong\u003e is the standard replacement for the spring-loaded adjustment pins on benches, racks and pin-loaded machines: a \u003cstrong\u003e10mm spring-loaded pin\u003c\/strong\u003e that snaps into the adjustment hole, and a 54mm \u003cstrong\u003eblack lock-down knob\u003c\/strong\u003e that screws tight so the pin can't creep out under load.\u003c\/p\u003e\n\u003cp\u003eTo adjust: \u003cstrong\u003eloosen the knob, pull, move the slider, release\u003c\/strong\u003e. The pin springs back into the next hole and a quarter-turn of the knob locks it there. Screws into any M20 threaded boss - no tools, no bracket, no drilling.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew-in M20 fitting:\u003c\/strong\u003e threads straight into the existing boss on the machine - a two-minute swap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLock-down knob:\u003c\/strong\u003e screws tight once the pin is seated, so the adjustment can't work loose during a set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring-loaded 10mm pin:\u003c\/strong\u003e pulls back cleanly and snaps home into the next hole.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRibbed 54mm knob:\u003c\/strong\u003e easy to grip and turn with chalky or sweaty hands, marked with the loosen-then-pull instruction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex flange:\u003c\/strong\u003e 22mm across flats for a spanner if it's been sitting a while.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips from Sydney:\u003c\/strong\u003e small-parcel delivery Australia-wide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM20, approx. 20mm thread length below the hex flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10mm diameter, spring-loaded, approx. 13mm protrusion beyond the thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHex Flange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22mm across flats, 8mm thick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnob\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack ribbed plastic, 54mm diameter x 26mm, screw-down lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 67mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBenches, racks and machines with an M20 threaded pop-pin boss - check your old pin's thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSold As\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWill it fit?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThree things to check on your old pin: the \u003cstrong\u003ethread\u003c\/strong\u003e (M20 measures about 20mm across the outside of the thread), the \u003cstrong\u003epin diameter\u003c\/strong\u003e (10mm - it has to match the holes in the adjustment slider) and the \u003cstrong\u003ethread length\u003c\/strong\u003e (20mm - long enough to reach through the boss). If the thread on yours is noticeably smaller, it's likely an M16 or M12 pin - \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e with the model code from the machine's frame label and a photo, and we'll source the right one.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none; max-width: 100%;\" alt=\"Pop pin M20 x 30mm screw-in dimensions diagram - 10mm spring-loaded pin, 20mm M20 thread, 22mm hex flange, 54mm lock-down knob, 67mm overall\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/pop-pin-m20-30mm-dimensions.jpg?v=1790397708\"\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 months - manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFull terms are on our \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/warranty\" title=\"Warranty Policy\"\u003eWarranty Policy\u003c\/a\u003e page.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I install it?\u003c\/strong\u003e\u003cbr\u003eUnscrew the old pin (loosen the knob, then turn the whole pin anticlockwise - a 22mm spanner on the hex flange if it's tight). Screw the new one in clockwise until the flange seats against the boss, pull the knob to check the pin retracts and springs back, then set your adjustment and tighten the knob.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does \"loosen then pull\" mean?\u003c\/strong\u003e\u003cbr\u003eThe knob doubles as a lock. Once the pin is in a hole, screwing the knob down clamps it so it can't rattle out under load. To move the adjustment, back the knob off a turn first, then pull.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere are these used?\u003c\/strong\u003e\u003cbr\u003eAdjustable benches (back and seat angle), squat and half racks (J-hook and safety height on some models), leg press and hack squat foot plates, and seat and pad adjustments on pin-loaded machines - anywhere a spring pin sets a position.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you stock other sizes?\u003c\/strong\u003e\u003cbr\u003eThis is the M20 x 30mm screw-in. For M16 or M12 threads, longer pins or a full machine's worth, \u003ca href=\"https:\/\/www.fitness-hero.com.au\/pages\/contact-us\" title=\"Contact Us\"\u003econtact us\u003c\/a\u003e and we'll quote from the supplier's parts list.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShop More:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/spare-parts\" title=\"Gym Machine Spare Parts\"\u003eSpare Parts\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/products\/magnetic-weight-stack-pin\" title=\"Magnetic Weight Stack Pin\"\u003eMagnetic Weight Stack Pins\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/made-to-order-machines-fitness-hero\" title=\"Commercial Gym Equipment\"\u003eCommercial Gym Equipment\u003c\/a\u003e | \u003ca href=\"https:\/\/www.fitness-hero.com.au\/collections\/benches\" title=\"Benches\"\u003eBenches\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" height=\"204\" width=\"204\" alt=\"Fitness Hero Commercial Gym Equipment Sydney\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/Fitness_Hero_Sydney.png?v=1749873069\"\u003e\u003c\/p\u003e","brand":"Fitness Hero","offers":[{"title":"Default Title","offer_id":50328334663783,"sku":"SP-PIN-M20-30","price":10.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/PP-Pin_Fitness_Hero_M20_30mm.jpg?v=1790398264"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/collections\/pin-1.jpg?v=1790392308","url":"https:\/\/www.fitness-hero.com.au\/collections\/spare-parts.oembed","provider":"Fitness Hero","version":"1.0","type":"link"}