24 Pcs 35mm x 35mm Plastic Square Blanking End Caps Tube Insert Black Product Mame : Square Tube Insert;Top Size : 35 x 35mm / 1.38" x 1.38"(L*W) Thread Size : 34 x 34mm / 1.34" x 1.34"(L*W);Overall Height : 18mm / 0.71" Material : Plastic;Color : Black Net Weight : 166g Package Content : 24 x Square Tube Insert