A.R.M.S.® #50™M Bi-Level S.I.R.® System
Military Version Bi-Level Slimline, for 5.56 cal. Carbine length M4´s.
Fits flat-top equipped weapons with carbine length gas systems. The #50™ is a slim line S.I.R.® featuring a bi-level top dovetail rail. The forward rail section is lowered to allow co-witnessing of heads up display type optics when used in conjunction with our #40™ series rear sights and a standard height front sight post. Installation requires the removal of the delta ring.
Weight: 15.0 oz*
*Wt. measured w/o 1,2,3 rails and sling swivel which are included with the S.I.R.® system. Rails can be removed/added as needed.
100% MADE IN THE USA.
Receive a free A.R.M.S.® Inc. T-shirt with the purchase of a #50™M-CV S.I.R.® System.
We have limited quantities of shirts, please note the size and color you would prefer in the comment section when placing your order. If the type of shirt you requested is not available we will substitute it for the closest available option.
Sizes: 2XL, XL, LG, Med, SM, Youth LG, Youth Med, Youth SM, 4T, 3T, 2T, 12MO, 6MO
Colors: Black, Tan, OD Green, Pink, Grey, Blue, White