30 mm Ball Bearing Block - Single, Tie-On RBB80 Acetal thrust bearings stabilize the

Acetal thrust bearings stabilize the sheave when subjected to side loads

it features low friction and ergonomic design for optimal performance

The System 22 Main Sheet Track Assembly is designed for medium-sized sailboats

The block is designed with a plastic washer acting as a swivel lock

30 mm Ball Bearing Block - Single, Tie-On RBB80 Acetal thrust bearings stabilize theThe BBB30 Tie On Block is a 30mm ball bearing block that is tied on to a dinghy boom or to any other fixing point. The idea with this block is to save weight and to get a tight but yet articulating fit. 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. Safe working Load: 200 kg Breaking