Pulley Block Product Type Snatch Pulley Block Pulley Type Swivel Mount Type Not Applicable Working Load Limit 1 870 lb Operation Pulling Attachment Type Snap Shackle Compatible Rope Diameter 1/2 in Sheave Inside Diameter 1 31/32 in Sheave Depth 23/32 in Sheave Outside Diameter 2 1/2 in Compatible Rope Type Fibrous Rope Bearing Type Sleeve Attachment Inside Diameter 16 mm Housing Material 316 Stainless Steel Mounting Hole Diameter Not Applicable Number of Grooves 1