60 mm Ball Bearing Block - Single, Swivel, Cam Cheek A polymer washer insulates stainless

A polymer washer insulates stainless steel from aluminium to prevent corrosion

acting as a swivel lock

The BBB40 Linked Block combines a 40 mm and a 30 mm sheave for versatile rigging options

It is designed for System 30 Pin-stop tracks

60 mm Ball Bearing Block - Single, Swivel, Cam Cheek A polymer washer insulates stainlessThe BBB60 Single Swivel Cam Block is a 60 mm ball bearing block with an integrated 38 mm composite cam cleat for quick adjustments and control. The cam cleat arm can be set to a variety of angles. The block is designed with a plastic washer acting as a swivel lock, enabling the shackle to be fixed in either 0 or 90. Delrin ball bearings reduce friction, while glass fiber reinforced cheeks enhance durability. This block is ideal for mainsail, control