Crosby® Western® 680971 Single Sheave Shell Block, 4", Malleable Iron, 1100 lb.
Item #BC018541

Crosby® Western® Single Sheave Shell Block, Self Lubricating Bronze Bushing Bearing, Malleable Iron Block, Finish: Galvanized, 1/2" Rope Diameter, 2-1/2" Sheave Outside Diameter, Sheave Width: 0.63", Working Load Limit: 1100 lb., Applications: For Manila Rope, Block Size: 4"
  • Laser cut side plates
  • Grade 5 bolts secured with lock washers and staked nuts
  • Bronze bushed sheaves with larger bearing diameter for extended block life
  • New style hanger for fitting attachment
BrandCrosby® Western®
ItemSingle Sheave Shell Block
Bearing TypeSelf Lubricating Bronze Bushing
Block MaterialMalleable Iron
FinishGalvanized
Rope Diameter1/2"
Sheave Outside Diameter2-1/2"
Sheave Width0.63"
Working Load Limit1100 lb.
ApplicationsFor Manila Rope
Block Size4"