OSO CM-1 Metal Collars

The OSO CM-1 Metal Collar introduces some innovative new engineering elements inspired by customer feedback and advances in precision technology. This includes rubberized interior plugs for a superior hold on the bar, an updated handle, and a fresh new design made from OSO’s top-grade 6061 Billet Aluminum. The CM-1’s cam locking clamp mechanism secures the collar in place for consistent stability and peace-of-mind through even the most intense weightlifting regimen.

OSO CM-1 Metal Collars are sold in pairs and come standard with black plugs. Sized to fit all standard 50MM Olympic barbell sleeves. A budget-friendly polymer version polymer version of this design is also available separately.

Specifications:

• Sold in Pairs
• Made in the USA
• Designed to be used on 50MM Olympic Bar Sleeves
• 6061 Billet Aircraft Grade Aluminum construction
• Weight: approx. 1LB per pair
• NEW Rubberized interior plugs for a tight hold on the bar (see instructions for use below)
• NEW Handle design
• Cam Locking clamp mechanism for lock-down stability