Uxcell a14100900ux0444 Wheel Furniture Trolley 1.2" Round Ball Bearing Rotation Swivel Caster 2pcs Product Name : caster wheel;material : nylon, metal Color : white, Silver tone;wheel size : 30 x 8mm/1" x 0.53" (d*t) Screw holes distance : 30 x 24mm/1.2" x 0.94 inch (l*w);holes size : 4mm/0.16" Top plate size : 32 x 39/1.2" x 1.5"(L*w);total height : 38mm/1.5" Weight : 70G;Package Content : 2 x swivel caster wheel