Aluminium OSO Collars (Black, Silver) Gym Tiles Shop our full range of

Shop our full range of olympic barbells from the Belfast weightlifting barbell to utility barbells

as this can cause permanent damage to the sled

these plates deliver exceptional resilience and minimal bounce

Loadable sleeve diameter: 49

across barbells

Aluminium OSO Collars (Black, Silver) Gym Tiles Shop our full range ofUpgrade your collar game with the BLK BOX Aluminium OSO Collars. An alternative version of the BLK BOX Aluminium Collars, each collar is manufactured from a high grade aluminium alloy with soft plastic jaws to protect your barbell. The BLK BOX Aluminium OSO Collars are perfect for all facilities, stylish and durable with a machined BLK BOX logo, the product looks just as good at home in a garage gym as it does in large sports facilities.