Porter Cable 886113 Piston Bumper<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Piston bumper is used on nailer</li><li>This part fits model number RN175</li><li>This piston bumper also used on a stapler</li><li>5-Inch long， 5-Inch wide， and 4-Inch high</li><li>Package weight of this item is 4-Pound</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21ckbzLh9sL.jpg" noproxy>