Length (in): 11 1/2
Length (mm): 292
Weight (oz): 37
Weight (g): 1049
Primary sheave dia. (in): 3
Primary sheave dia. (mm): 76
Secondary sheave dia. (in): 2 1/4 / 1 3/4
Secondary sheave dia. (mm): 57/44
Description: Double fiddle/ratchet/cross block/412 Can-Matic