Prime-Line Products U 9529 Bore Reducer Ring Set， Brass Plated， 3-Piece，(Pack of 3)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Bore reducer set</li><li>Allows 1-1/2in. and 1-3/8in. lock cylinders to fit into a 2-1/8in diameter bore</li><li>Brass plated steel</li><li>Nesting design</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41HCpaEooTL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/5150pAlVUcL.jpg" noproxy>