40 mm Plain Bearing Block - Single, Strap Ratchet Seldén Roller Bearing Blocks (RBB)

Seldén Roller Bearing Blocks (RBB) is our performance range and 408-201-05R is ideal for dynamic tackle applications and German sheeting

The cam cleat arm can be set to a variety of angles and the block features a swiveling shaft with swivel lock - a plastic washer which is placed between block body and shackle for fixed 0° or 90° shackle position

silent and flexible attachment is desired

Ideal for use with mainsail

A sliding bolt function at the base facilitates assembly

40 mm Plain Bearing Block - Single, Strap Ratchet Seldén Roller Bearing Blocks (RBB)The PBB40 Single strap block is a 40mm plain bearing block with a fixed stainless strap. The block can be attached with a line or with a shackle. Suitable for heavy and static loads in halyard tuning, mainsheet systems and boom vang. Polymer sheave and stiff glass fibre reinforced cheeks to prevent the line from jamming. Safe working Load: 350 kg Breaking Load: 700 kg Max line size: 8 mm