Material:2BB steel hinges Size:4''x3''x3mm Order:made by any requirements Finish:plain,zinc ... : ISO9001:2000Size: 1.5''/2''/2.5''/3''/3.5''/4''/4.5''/5''/6''/8'' (made by any customers' requirements)Color ... processing specially, guaranteed that opens and closes 200,000 times. 4, The hinge axial play is smaller than 0.3mm, guaranteed ... us, we'd reply you details within 1 business day. 4'' 2BB Hinges