Pulley Block Product Type Pulley Block Pulley Type Mounted Mount Type Side Mount Upright Mount Working Load Limit 800 lb Operation Pulling Attachment Type Bolt-On Compatible Rope Diameter 1/4 in Sheave Inside Diameter 2 1/2 in Sheave Depth 7/16 in Sheave Outside Diameter 3 in Compatible Rope Type Fibrous Rope Wire Rope Bearing Type Sleeve Attachment Inside Diameter Not Applicable Housing Material Carbon Steel Mounting Hole Diameter 3/16 in Number of Grooves 1