Cmi 4" Pulley Stainless Steel Bushing/sheave
Cmi 4" Pulley Stainless Steel Bushing/sheave, MBS (pounds): 20,000. Rope Cap (inches): 5/8". Sideplates: Stainless Steel. Sheave: 4" Stainless Steel. Mechanics: Bushing. Axles: Stainless Steel. Size (inches): 8" x 4 3/4". Weight: 3.6 lbs. Efficiency: 92.3%.