Uxcell a13090900ux0707 Door Lock Knob, 2 Pack Product Name : Door Lock Knob;Hole Inner Diameter : 4.7mm/ 0.18" Hole Outer Diameter : 7.3mm/ 0.29";Total Size(Approx.) : 49 x 12mm/ 19.29" x 0.47"(L*Max.D) Material : Aluminum Alloy;Color : Red Net Weight : 13g Package Content : 2 x Door Lock Knob