130 mm Roller Bearing Block - Single, Swivel. Quick-Lock The 50 mm Fiddle Cam

The 50 mm Fiddle Cam Becket Plain Bearing Block is designed for medium-sized boats for numerous applications

The BBB40 Fiddle Block features a large 40 mm primary sheave and a smaller secondary sheave for increased mechanical advantage in rigging systems

The 40 mm sheave is supported by stainless steel ball bearings

Ideal for trim lines on smaller boats in racing conditions

130 mm Roller Bearing Block - Single, Swivel. Quick-Lock The 50 mm Fiddle CamThe RBB130 Single Roller Bearing Block is built for extreme loads and dynamic applications, featuring a large 130 mm sheave. Made from machined black anodized aluminium and equipped with Torlon roller bearings, this block provides superior strength and smooth operation. The swiveling shaft can be fixed at 0 or 90 with a set screw. Polymer thrust bearings resist side loads, and a polymer washer insulates stainless from aluminium to prevent corrosion.