Wichard 74117 Ball bearing blocks / sheave 55 / single / with fixed head and clevis BLA can by stored flat when

can by stored flat when not in use

It has a ventilation position and can be locked completely watertight

Required as day signals for some vessels

or free to swivel as required

Wichard 74117 Ball bearing blocks / sheave 55 / single / with fixed head and clevis BLA can by stored flat whenThe Wichard 74117 is a single ball bearing block with a 55 mm sheave and fixed head with clevis a compact, high load block for precise rope control on deck. Weight: 160 g Sheave diameter: 55 mm Shackle diameter: 6 mm Length: 107 mm Width: 63 mm Thickness: 26 mm Working load: 720 kg Breaking load: 1,500 kg Rope size: 10 mm (5 mm forged shackle)