high quality bike u lock 1.material : steel, brass,plastics. 2, size:6*650,8*650,8*800,10*1000,12*650 3:OEM accept high quality bike U lock 1.material : steel, brass,plastics. 2, size:6*650,8*650,8*800,10*1000,12*650(800,1000,1200,1500). SpecificationPcs/cartonCarton Size (cm)G.W.(kg)N.W.(kg)Package12×1200mm6048×39×27.519.517.5Polybag with Headcard12×1500mm4061×28×27.520.018.012×1800mm4055×27×37. ...