Double / swivel Sheave dia. (in): 1 1/8 Sheave dia. (mm): 29 Length (in): 2 7/8 Length (mm): 73 Weight w/shackle (oz): 1.8 Weight w/shackle (g): 51 Shackle pin dia. (in): 3/16 Shackle pin dia. (mm): 5 Max. line dia. (in): 5/16 Max.
Harken
Double / swivel Sheave dia. (in): 1 1/8 Sheave dia. (mm): 29 Length (in): 2 7/8 Length (mm): 73 Weight w/shackle (oz): 1.8 Weight w/shackle (g): 51 Shackle pin dia. (in): 3/16 Shackle pin dia. (mm): 5 Max. line dia. (in): 5/16 Max.