Free running, compact, carbon black Delrin balls roll on flat races for very low friction.
Wire bullet blocks use Teflon impregnated Hardkote-anodized sheaves to resist wear. Roller bearings carry higher wire tackle loads.
Sheave Diameter: 1 1/8" (29mm)
Maximum Line Size: 5/16" (8mm)
Breaking Load: 2000 lbs (907kg)
Shackle Pin Dia: 3/16" (5mm)