BSeries 25 Utility Block™ - Single - Swivel Shackle HeadBbrbrbrStainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase. brbrBFeatures:BbrULLILightweight durable constructionbrLIEconomicalbrLIMaintenance freeLIULbrbrBApplications:BbrULLIVang, cunningham and trapeze retriever systems on dinghiesbrLILeech line tackles, bunk adjusters, etc on larger boatsLIULbrbrBMaterials:BbrULLIU.V. stabilized acetal sheavesbrLIGrade 316 Stainless Steel cheeksLIULbrbrBSpecifications:BbrBSheave Ø:B25mm(1')brBMax. Rope Ø:B 6mm(14')brBPin Ø:B 4mm(532')brBM.W.L.:B150kg(330lbs)brBB. L.:B300kg(660lbs)brBWeight:B20g(0.7oz)!-- cis2:mm5lnZ1k --