KAK RETRO AR EXT FLSH HDR 4" 1/2X28

Design inspired by the XM-177 Moderator, this extended flash hider will extend a 12.5" barrel to legal non-NFA length when pin and welded.

• 1/2X28 Thread Pitch
• 4.15" Overall Length
• 5 Flash Hiding Ports
• Heat Treated
• Phosphate Coated
• Milled Flats
• .125" Pre-Drilled for Pin and Weld
• Crush Washer Not Included