uxcell 4 Pcs Black Plastic 25x25mm Pipe Blacking End Caps Tubing Insert Square<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Product Mame : Tubing Insert;Top Size : 25 x 25mm/ 1" x 1"(L*W)</li><li>Bottom Size : 17 x 17mm/0.7" x 0.7"(L*W);Mounting Size : 24 x 24mm/0.94" x 0.94"(L*W)</li><li>Over Height : 16mm / 0.6";Material : Plastic</li><li>Color : Black;Net Weight : 16g</li><li>Package Content : 4 x Tubing Inserts</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31i7XPsozjL.jpg" noproxy>