Schaefer M82-20 Mast Collar Block
Computer machined block finished in hardcoat anodized black for durability.
Torlon(tm) rollers and Delrin(tm) ball bearings ensure a low-friction aluminum sheave that will handle high loads.
Mounts to 14mm collar post diameter.
Flushing holes in each cheek allow easy flushing.
Clevis pin is: 5/16 (8mm)
Length: 4 15/16" (126mm)
Width: 3 7/32" (82mm)
Thickness: 1 1/8" (28mm)
Weight: 8.8oz (249gm)
Safe Working Load: 3000 lbs (1360kg)