12mm Plain Bearing Alloy Sheave Nylon Box 70 x 22mm

Allen Sheave Boxes are available with a plain bearing or ball bearing sheave. We also have the following choice of sheave material to suit your application: Acetal Resin, Stainless Steel and Alloy.

Sheave boxes are suitable for all types of halyard systems, control line systems and general running rigging.

Working and breaking loads are very dependent on the fixing of the sheave box.