SIG Sauer MCX 11.5in M4/AR Conversion Kit.
Updated September 29, 2026
| Lot number | 681 |
| Auction | 2026 PREMIERB FALL AUCTION DAY1 (Session 2) |
| Date | October 25, 2026 at 10:00 AM EDT |
| Auction house | Reata Pass Auctions |
| Location | PRESCOTT, Arizona |
Adapts with any M4/AR15 Spec Lower Assembly. 5.56 NATO, Gen 1 with key-lock handguard. Dual rod recoil assembly, adjustable gas system,quick change ba
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