drawer lock material:zinc alloy 138-22, 138-26, 138-32, 138-38 are four models under 138 series Item No,:138-22, 138-26, 138-32, 138-38 drawer lockMain Body Material:zinc alloyLock tongue material:metalFinish: Nickel-Plated , or Brass-PlatedCylinder: D19mm*L22mm, D19mm*L26mm, D19mm*L32, D19mm*L38mm Package: 1PC/PP bag, 12PCS/Middle box, 240PCS/Carton Drawer Lock 138GP