{"product_id":"pop-pin-m20-20mm-screw-in","title":"Pop Pin M20 x 20mm Screw-In - Spring Loaded Adjustment Pin,","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003ePop Pin M20 x 20mm 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, 20mm Long | 10mm Spring-Loaded Pin | Black Plastic or Aluminium 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 x 20mm 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 \u003cstrong\u003elock-down knob\u003c\/strong\u003e that screws tight so the pin can't creep out under load. Choose the \u003cstrong\u003eblack ribbed plastic knob\u003c\/strong\u003e (54mm) or the \u003cstrong\u003emachined aluminium knob\u003c\/strong\u003e (approx. 50mm) - same thread, same pin, same fit.\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, 20mm thread:\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\u003eTwo knob options:\u003c\/strong\u003e black ribbed plastic (54mm, marked with the loosen-then-pull instruction) or machined aluminium (approx. 50mm, knurled grip) - select above.\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\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"float: none; max-width: 100%;\" alt=\"Pop pin M20 x 20mm screw-in special features - spring-loaded 10mm steel pin, 22mm hex flange, M20 screw-in thread and 54mm ribbed lock-down knob marked loosen then pull\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/pop-pin-m20-20mm-special-features.jpg?v=1790399721\"\u003e\u003c\/div\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, 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 - Black Plastic\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\u003eKnob - Aluminium\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium, approx. 50mm diameter, knurled grip, 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 (black plastic knob) \/ 70mm (aluminium knob)\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 - select the knob above\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). Both knobs share the same thread, pin and hex flange, so either one fits wherever the other does. If the thread on yours is noticeably smaller - about 16mm across - you want the \u003ca href=\"https:\/\/www.fitness-hero.com.au\/products\/pop-pin-m16-30mm-screw-in\" title=\"Pop Pin M16 x 1.5 x 30mm Screw-In\"\u003eM16 x 1.5 pop pin\u003c\/a\u003e instead. For M12 or anything unusual, \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 20mm screw-in dimensions - black plastic knob 54mm x 26mm at 67mm overall and aluminium knob approx. 50mm at 70mm overall, both with 10mm spring-loaded pin, 20mm M20 thread and 22mm hex flange\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/pop-pin-m20-20mm-plastic-vs-aluminium-knob-dimensions.jpg?v=1790404761\"\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\u003ePlastic or aluminium knob - which should I pick?\u003c\/strong\u003e\u003cbr\u003eThey're the same pin underneath. The black plastic knob matches the original fitting on most benches and racks and carries the loosen-then-pull marking; the aluminium knob is the pick for a metal-finish machine, a busy commercial floor, or anywhere plastic knobs keep getting cracked.\u003c\/p\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 20mm screw-in. For the smaller 16mm thread on spin bikes and seat sliders, see the \u003ca href=\"https:\/\/www.fitness-hero.com.au\/products\/pop-pin-m16-30mm-screw-in\" title=\"Pop Pin M16 x 1.5 x 30mm Screw-In\"\u003ePop Pin M16 x 1.5 x 30mm\u003c\/a\u003e. For M12, 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\/pop-pin-m16-30mm-screw-in\" title=\"Pop Pin M16 x 1.5 x 30mm Screw-In\"\u003eM16 Pop Pin\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\/products\/cable-pulley-150mm\" title=\"Cable Pulley 150mm\"\u003eCable Pulley 150mm\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":"Black Plastic","offer_id":50328334663783,"sku":"SP-PIN-M20-20","price":10.0,"currency_code":"AUD","in_stock":true},{"title":"Aluminium","offer_id":50329316655207,"sku":"SP-PIN-M20-20-ALU","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0262\/1302\/3847\/files\/pop-pin-m20-20mm-screw-in-fitness-hero.jpg?v=1790399738","url":"https:\/\/www.fitness-hero.com.au\/products\/pop-pin-m20-20mm-screw-in","provider":"Fitness Hero","version":"1.0","type":"link"}