Series 20 Ball Bearing Block Upright Lead - Provide High Performance

Series 20 Ball Bearing Block - Upright Lead-. Features:-. Lead Blocks Are A Low Profile Solution For Leading Halyards Or Other Rig Sail Controls Back To Cleats Or Jammers. Precision Molded Acetal Sheaves Running On Stainless Steel Or Torlon&Reg; Ball Bearings Provide High Performance & Low Friction. Applications:-. Typically Used For Halyards At The Mast Base. Materials:-. U.V. Stabilized Acetal Sheaves. Stainless Steel Ball Bearings & Load Housing. Specifications:-. Sheave Ø:-20Mm(3/4"). Max. Rope Ø:-6Mm(1/4"). Fastener Ø:- 4Mm(5/32"). M.W.L.:-250Kg(550Lbs). B. L.:-550Kg(1,210Lbs). Weight:-18G(0.6Oz). Ronstan Series 20 Ball Bearing Block - Upright Lead. Ronstan Series 20 Bb Block Upright Lead. Boat Outfitting. Sailing. Ronstanrf20171. 9316800255597.