50 mm Plain Bearing Block - Fiddle, Swivel BLOCK The RBB80 Double Roller Bearing

The RBB80 Double Roller Bearing Block is designed for high load

This is a 22 mm wide and 1000 mm long standard track with holes for M5 fasteners

The black anodized aluminium car with Torlon ball bearings features a stainless eye for attachment of the main sheet tackle

Max line size: 6 mm

Main sheet car 443-181-01

50 mm Plain Bearing Block - Fiddle, Swivel BLOCK The RBB80 Double Roller BearingThe 50 mm Fiddle Plain Bearing Block is designed for 4: 1 tackles on medium sized boats. It features acetal sheaves, stainless steel strap for increased safety and stiff glass fibre reinforced composite cheeks to prevent lines from wedging. Sliding swivel locking mechanism to select position of the shackle, 0, 90 or swivelling. Safe working Load: 650 kg Breaking Load: 1300 kg Max line size: 12 mm