http://www.armsmounts.com
- Entire S.I.R.® front end can be installed in less than 5 min. directly to the std. barrel nut without Delta ring. Totally Free Floating.
- Front sight, gas tube, and front handguard retaining cap do not need to be removed.
- Barrel does not have to be removed.
- Standard barrel nut does not need to be removed or replaced.
- Perfect alignment with the receiver can be accomplished via built in alignment anti-rotation locking tabs.
- No special tools required, S.I.R.® std. sling swivel is useable for installation.
- The system only weighs 8.6 oz. The weight will increase depending on what selective rails are chosen to be utilized plus the weight of the sling swivel.
- Handguard complete with Q.D. indirect air flow heat shield.
- The S.I.R.®’s selective rails at the 3, 6 and 9 o’clock positions can be exchanged, repaired or replaced without removing the top main top rail.
- Super cool offset heat venting.
- The optional S.I.R.® rail also provides a modular means to cost effectively upgrade into future integral electronics, and provide a solid platform, can eliminate the need to use high less stable mounting devices, plus protects the top of the aluminum receiver at the same time protecting the receiver; can eliminate replacement of a damaged receiver.
- The #50™M-CV allows the M203 launcher to be free float attached with no modification whatsoever to the launchers receiver.
- The #50™M-CV allows the A.R.M.S.® dual Q.D. 1913 M203 attachment brackets to install to the SIR upper handguard just like the polymer handguard.
- The #50™M-CV launcher Q.D. attachment brackets provide a built in 1913 dovetail rail along the length of the handguard at the 3 and 9 o’clock positions, for multiple position attachment of grenade launcher sights.
Available Now!
