RONSTAN Series 50 Ball Bearing Block, Single Pulley

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The Ronstan Series 50 Ball Bearing Block (RF50100) is a single sheave, ball bearing block designed for high-load outrigger and dredge applications. Featuring a low-friction 2-stage ball bearing system and Ronstan's Captive Lock™ universal head, this block delivers smooth, reliable performance under serious working loads. The slotted pin shackle eliminates fouled lines, and cheek cut-outs make bearing maintenance easy in the field. Low-friction 2-stage ball bearing system Captive Lock™ universal head for secure attachment Slotted pin shackle eliminates fouled lines Cheek cut-outs for easy bearing maintenance High static and dynamic load capacity Lightweight construction Specifications: Pin Ø: 3/16" Max. Rope Diameter: 1/2" Sheave Diameter: 2" M.W.L.: 1,100 lb Breaking Load: 3,310 lb Weight: 4.1 oz Show more