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Condition: New
Schaefer Single Ball Bearing Block

Your Price: $71.25

1 In Stock!

SKU: 74731

MSRP: $105.70
Manufacturer: Schaefer Marine

Mfg. Part No: 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. 


  • 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)
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