The BBB30 Single Swivel Becket Block is a 30mm ball bearing block with a swiveling shaft. A swivel lock, a plastic washer which is placed between block body and shackle, is included for fixed 0° or 90° shackle position. 

The block features stainless steel ball bearings for strength and smooth rotation and glass fiber reinforced polyamide sheave and cheeks. Acetal bearing cage to prevent ball-to-ball friction and to reduce weight. The center hole can be used as a becket. Ideal for moderate and dynamic loads with minimal friction.

Safe working Load: 200 kg
Breaking Load: 400 kg
Max line size: 8 mm