Schaefer Single Ball Bearing Block - 506-05

Single Ball Bearing Block

Single block with aluminum cheeks and ball bearing sheave. Delrin™ ball bearing sheave ensures low-friction operation. Swivel head may be locked in place to avoid twist. 

Specifications:

• Sheave Diameter 2" (51mm)
• Thickness 15/16" (24mm)
• Width 2 1/8" (54mm)
• Length 4 13/32" (112mm)
• SWL 1500 lbs. (680kg)
• Weight 5oz. (142g)
• Max Line 7/16" (11mm)