Double Sheave dia. (in): 3 Sheave dia. (mm): 76 Length (in): 7 1/2 Length (mm): 191 Weight (oz): 25 1/2 Weight (g): 723 Max. line dia. (in): 9/16 Max. line dia. (mm): 14 Shackle pin dia. (in): 5/16 Shackle pin dia. (mm): 8 Max. working load (lb): 2800 Max. working load (kg): 1270 Breaking load (lb): 7000 Breaking load (kg): 3175