uxcell Plastic Square Tube Inserts End Blanking Caps 30mm x 30mm 30 Pcs Black Product Name : SquareTube Insert;Material : Plastic Total Size : 30 x 30mm / 1.2" x 1.2" (L*W);Fit Leg Size : 29 x 28mm / 1.14" x 1.1" (L*W) Height : 17mm/0.67";Color : Black Weight : 162g Package Content : 30 xSquareTube Insert