Pulley Block Product Type Pulley Block Pulley Type Mounted Mount Type Side Mount Working Load Limit Not Rated Operation Lifting Pulling Attachment Type Bolt-On Compatible Rope Diameter 3/8 in Sheave Inside Diameter 3 11/32 in Sheave Depth 19/32 in Sheave Outside Diameter 4 1/2 in Compatible Rope Type Wire Rope Bearing Type Sleeve Attachment Inside Diameter Not Applicable Housing Material Steel Mounting Hole Diameter 7/32 in Number of Grooves 1 Sheave Material Steel