60 mm Ball Bearing Block - Single, Swivel, Becket, Heavy Duty GX15 The RBB60 Single Roller Bearing

The RBB60 Single Roller Bearing Block is designed for high load

It features a 40 mm sheave with stainless steel ball bearings for smooth operation under medium loads

It features two 40 mm sheaves supported by stainless steel ball bearings for smooth

while the Delrin ball bearings ensure smooth

The 70 mm Plain Bearing Block - Single Becket is designed for high strength and performance on medium sized boats

60 mm Ball Bearing Block - Single, Swivel, Becket, Heavy Duty GX15 The RBB60 Single Roller BearingThe BBB60 Single Becket Heavy Duty Block is designed for heavy load applications. The 60 mm sheave is supported by stainless steel ball bearings and stainless ballbearing races, reducing friction and enhancing durability. Acetal bearing cages to prevent ball to ball friction and to reduce weight. The block includes a becket for rigging versatility and a plastic washer serving as a swivel lock, allowing the shackle to be locked at 0 or 90. The glass