Plain bearing halyard block as used on Optimist School mast. With stainless steel cheeks, nylon 22 mm sheave, and a becket.
Specifications
Cheek material: Stainless steel
Sheave material:...
Optiparts is a ball bearing 16 mm micro block with stainless steel cheeks.
Specifications
Cheek material: Stainless steel
Sheave diameter: 16 mm
Max line Diameter: 5 mm