Chair 32mm Round Plastic Blanking End Cap Tubing Tube Insert 12 Pcs Item Name : Round Tube Insert;Thread Diameter(Each) : 32mm/ 1 1/4" Total Size : 32 x 16mm/ 1.3" x 0.6"(D*H);Color : Black Material : Plastic Weight : 50g Package Content : 12 x Round Tube Insert