Ronstan Series 75 BB Single Core Block - Foot Block Sheave Diameter:75 mm Groco Backing Blocks for Flanged

Groco Backing Blocks for Flanged Seacocks

extension tube

reinforcing or abrasion resistance)

camping sites etc

Ronstan Series 75 BB Single Core Block - Foot Block Sheave Diameter:75 mm Groco Backing Blocks for FlangedRonstan Series 75 BB Single Core Block Foot Block RF74151 Class leading performance and sleek, contemporary styling Excellent dynamic and high static load performance Less than half the friction of the nearest competitor Only two fastener holes minimises deck sealing considerations Scalloped cheeks allows for variations in line lead Mount with 2 x 10 mm fasteners (not included) Applications Ideal for use on mainsheet, spinnaker sheet, vang, halyard