50 mm Plain Bearing Block - Fiddle, Swivel, Cam Swage Terminal/Stemball R9 Calculate your righting moment:

Calculate your righting moment:

the safe working load and the breaking load for the top set of sheaves are reduced by 50%

The BBB30 Single Strap Block is a 30mm ball bearing block with a stainless attachment strap

Thread Size: 5/8"

The 50 mm Double Plain Bearing Block is designed for medium-sized boats for numerous applications

50 mm Plain Bearing Block - Fiddle, Swivel, Cam Swage Terminal/Stemball R9 Calculate your righting moment:The 50 mm Fiddle Cam Plain Bearing Block is designed for medium sized boats for numerous applications. It features an acetal sheave, 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. The cam cleat is size 38 with composite cams and a top guide. Safe working Load: 360 kg Breaking Load: 720 kg