Geissele Automatics Super Duty MOD1 5.56 NATO Complete Upper Receiver - 11.5" - DDC

Geissele Automatics Super Duty MOD1 5.56 NATO Complete Upper Receiver - 11.5" - DDCTake your AR-15 to the next level with the Geissele Super Duty MOD1 Upper Receiver. At the heart of this system is an 11.5" cold hammer forged (CHF) chrome-lined barrel, delivering exceptional accuracy and corrosion resistance. The lightweight, 10.5" SMR MK16 free-floating rail - chosen by US Special Forces for its comfort and modularity - offers ample space for customization. Additionally, Geissele's advanced Reliability Enhanced Bolt Carrier Group, featuring their Stressproof bolt, boasts extended service life and corrosion resistance. This upper receiver is built to meet the demands of serious shooters who are seeking peak performance from their 5.56 NATO weapon.Features Chambered in 5.56 NATO 11.5" Geissele barrel, CHF, Chrome lined, 1:7 twist Manganese Phosphate finish Carbine Length gas system Geissele Super Compact Gas Block 10.5" 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 Desert Dirt Color (DDC) finishNote: Geissele's Desert Dirt Color (DDC) finish refers to a range of desert-inspired shades designed to break up a rifle's outline. These colors can vary drastically even within products from the same batch and ARE NOT intended to color-match. Per Geissele Automatics, the only way to receive a uniform color across all parts and accessories is to have them painted with a different finish, such as DuraCoat or Cerakote.