Steel hinge, with no ball bearing, flat tip, 3"x2.5"x2.5mm,4"x3"x2.5mm, 4"x3"x3.0mm, 5"x3"x2.5mm steel hinges:1) All size available2) Material: high quality solid steel3) All finishes a valable (AB,AC,CB,BP,SB,SG,GP,BN,PN,CP,SN, etc.)4) Competitive price