uxcell 2.8" Length Door Window Security Black Metal Barrel Bolt 5 Pcs Product Name : Barrel Bolt;Material : Metal Overall Size(Approx) : 7.2 x 2.8cm / 2.8" x 1.1" (L*W);Installing Holes Dia(Approx) : 3.8mm/ 0.15" Color : Black Net Weight : 121g Package Content : 5 x Barrel Bolt