The Geissele Automatics Super Duty AR-15 Complete Upper Receiver 5.56 Mid-Length – I is the perfect addition to your AR-15 build. This upper receiver features a chrome-lined barrel with a 1:7 twist, providing remarkable stability of heavier rounds. The Geissele Automatics Super Duty AR-15 SMR MK16 mount process eliminates any rail rotation often experienced in other types of upper receivers. The result is a more accurate and reliable shooting experience.
Geissele Automatics Super Duty AR-15 Complete Upper Receiver 5.56 Mid-Length – Iridium – 14.5″
- Barrel Length: 14.5″ Geissele Barrel, Chrome Lined, 1:7 Twist
- Pinned and welded SureFire Closed Tine flash hider
- Caliber 5.56MM
- Contour: SOCOM
- Color: Iridium Cerakote
- Bolt Carrier Group: Nanoweapon Reliability Enhanced Coating
- Style: AR-15
- Handguard: SMR MK16 13.5″
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