Mcx-Spear Lt Ar Conversion Kit 7.62x39mm - Mcx-Spear Lt Ar Conversion Kit 7.62x39mm 11.5'''' Black

This complete kit will convert any MIL-SPEC AR-15/M4 Lower into the top-performing MCX-SPEAR LT. Included items: Complete 11.5" or 16" 7.62x39 upper assembly includes our removable 3-prong flash-hider ready to accept our SLH & SLX suppressor systems. Receiver extension delete stock adapter so you may mount any folding or static stock or brace which uses a vertical 1913 rail system. Requires the use of AR-15 7.62x39 compatible magazines Thread pitch 5/8x24 Compatible with the following lowers: MCX, M400, 516, and any MIL-SPEC AR-15/M4. Mfg: Sig Sauer, Inc.