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Flexible Equipment Financing From Fitness Hero with GRENKEPremium Combat Gear. Built for Power, Designed to Endure.
The Onyx 4ft Premium Boxing Bag is engineered for serious training environments — commercial gyms, boxing clubs, martial-arts studios and home setups that demand the highest standard.
Constructed with rugged T-Flex leather, this bag delivers endurance, impact resilience and premium feel. Available in empty or filled versions, it’s designed to be the cornerstone of your striking zone.
Key Features
Heavy-duty T-Flex leather outer: commercial-grade durability, superior tear resistance and abrasion protection for relentless striking.
Dimensions: 120 cm (length) × 40 cm (width) — full 4ft size for full-range punches and kicks, ideal for boxing and MMA training.
Available in empty or filled formats: choose to customise fill or opt ready-to-go filled version.
Sleek Onyx branding: designed for high-end aesthetics that match elite facilities.
Versatile for striking, kicking, clinch work and combinations — built to endure commercial use and high-volume sessions.
Why Choose Onyx Premium?
When you invest in the Onyx range, you’re choosing equipment built for performance and longevity.
The 4ft Premium Boxing Bag is no exception — combining elite materials with gym-grade engineering, it’s designed to withstand the rigours of daily high-intensity use while maintaining a premium look and feel. Whether setting up a boutique boxing gym, outfitting a dojo or training at home, this bag delivers the professional standard.
Specifications
| Feature | Details |
|---|---|
| Model | Onyx 4ft Premium Boxing Bag |
| Dimensions (L × W) | 120 cm × 40 cm |
| Material | T-Flex Leather (commercial grade) |
| Fill Options | Empty / Filled |
| Mounting Hardware | Reinforced heavy duty nylon straps |
| Use Case | Commercial gyms, boxing clubs, MMA studios, home gyms |
| Finish | Black outer, Onyx silver logo |
| Warranty | 12-month commercial warranty |
| Weight (Filled) | Approx 60kg |
FAQs
Q: Can I hang the bag from a ceiling mount?
A: Yes — the Onyx 4ft Premium Boxing Bag comes with a heavy-duty Reinforced heavy duty nylon straps for ceiling or beam suspension. Ensure your mounting structure is rated for dynamic loads.
Q: What’s the difference between empty vs filled?
A: The empty version lets you customise the fill (sand, rags, foam, etc). The filled version comes pre-packed and ready to hang. Choose based on your setup, budget and shipping considerations.
Q: Is this bag suitable for kicking and knee strikes, or just boxing?
A: Absolutely — the 120 cm × 40 cm size is ideal for full-range striking, including kicks, knees and elbows. The T-Flex leather exterior is designed to handle heavy impact from all angles. However it does depend on how high you hang the bag
