Description: Fixed mastbase block**
Sheave dia. (in): 3
Sheave dia. (mm): 76
Width (in): 1 5/8
Width (mm): 41
Length (in): 4 5/8
Length (mm): 117
Height (in): 3 3/4
Height (mm): 95
Max. line dia. (in): 1/2
Max. line dia. (mm): 12
Weight (oz): 11.5
Weight (g): 326
Max. working load (lb): 5000
Max. working load (kg): 2273
Breaking load (lb): 10000
Breaking load (kg): 4545
