Coil Bar Ferrules and Couplers Code Name Length (mm) Pack (pc) 5050CB.C.ZH CB x 50 Zinc Hex Coupler 50 50 5096CB.F.ZH CB x 96 Zinc Hex Ferrule 96 50 5096CB.F.ZR CB x 96 Zinc Round Ferrule 96 50 5096CB.F.ZSB CB x 96 Zinc Bigfoot Ferrule 96 50