Geissele Automatics Super Duty MOD1 5.56 NATO Complete Upper Receiver - 10.3" - Black

The Geissele Super Duty MOD1 Upper Receiver in 5.56 NATO offers a complete, next-generation upper for your AR-15. This 10.3" lightweight system features a CHF, chrome-lined barrel with a suppressor-ready muzzle device. The Geissele Reliability Enhanced Bolt Carrier Group with Stressproof Bolt boasts exceptional durability and feeding reliability. The 9.3" MK16 handguard, based on the USASOC SMR MK16, provides ample space for accessories. This upper receiver delivers reliable performance for professional, competition, and tactical applications.

Features:

• Chambered in 5.56 NATO
• 10.3” Geissele barrel, CHF, Chrome lined, 1:7 twist
• Manganese Phosphate finish
• Carbine Length gas systen
• Geissele Super Compact Gas Block
• 9.3" SMR MK16 Rail
• Super Duty Upper with Cam Pin Cut-Out
• Geissele Reliability Enhanced BCG, Nanoweapon Coated
• Geissele Stressproof Bolt, Carpenter 158+
• HUXWRX Flash Hider-QD, suppressor-ready
• Airborne Charging Handle
• Mil-Spec Construction
• Black Finish