Sig M400 Xseries 556nato 16" 30rd

The M400 SDI X Series is the out of the box performance solution. The X Series features a 16" chrome molly barrel with a free-floating M-LOK handguard, SIG Flatblade Match Trigger, ambidextrous bolt catch and release, Magpul SL stock, and mid-length gas system.

Features :

• Ambidextrous Bolt Catch and Release
• Low Profile Gas Block with Mid-Length System
• SIG Flatblade Match Trigger
• Hybrid Compensator/Flash Hider
• Magpul SL Stock