AR Sponsor
Posted: 12/8/2007 9:12:45 AM EDT
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I bought in a package and dont know which is which model. Is the standard SIR rail the Bilevel 50C? Which model is like the 50C but with a strait top rail? And out of the 2 which would you consider the "standard" one? |
| Have you tried here A.R.M.S.® Selective Integrated Rail System |
AR Sponsor