60 mm Ball Bearing Block - Single, Swivel, Becket Roller Bearing The arms are stainless and

The arms are stainless and carries  38 mm composite Cam Cleats and three control sheaves each side

The block features a plastic washer acting as a swivel lock

low-friction operation

Glass fiber reinforced cheeks and Delrin ball bearings ensure smooth operation under heavy dynamic loads

60 mm Ball Bearing Block - Single, Swivel, Becket Roller Bearing The arms are stainless andThe BBB60 Single Becket Block is a versatile 60 mm ball bearing block with a swiveling shaft and a becket for additional rigging options. The swivel lock is created by a plastic washer positioned between the block body and the shackle, allowing the shackle to be fixed at either 0 or 90. With Delrin ball bearings and glass fiber reinforced cheeks, this block offers smooth operation and high strength, making it ideal for mainsail and control line