Series 30 Block – Single – NarrowFeatures:Lightweight durable constructionEconomicalMaintenance freeHollow rivets accept fixing screws, shackles or can be used as a becket for extra purchaseStainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenanceApplications:Vang, cunningham and trapeze retriever systems on dinghiesLeech line tackles, bunk adjusters etc on larger yachtsMaterials:U.V. Stabilized Acetal sheavesGrade 316 stainless steel cheeksSpecifications:Sheave :29mm(1-1/8″)Max. Rope :8mm(5/16″)M.W.L.:300kg(660lbs)B. L.:900kg(1,980lbs)Weight:20g(0.7oz)