davidf
01-29-2009, 01:06 PM
Well I was going to use this with the 553 but it is only compatable with the other Eotec's.:( So time to let it go as well. It lets you maintain a rear site and raises your 511/512 about 3 or 4 mm. I'll take $80.00:( Perfect cond. http://www.rockriverarms.com/index.cfm?fuseaction=category.display&category_id=318