The Geissele Super Duty Barreled Upper Receiver is the perfect choice for your next AR-15 build. It features a cold hammer forged chrome lined 16” barrel that is chambered in 5.56 NATO with a 1:7 twist rate and a carbine length gas system. The barrel is threaded 1/2×28 but does not include a muzzle device, so you can choose the right one for your setup. Additionally, it features the MK16 free float M-LOK handguard for further customization of your rifle. With its superior quality and durability, the Geissele Super Duty Barreled Upper Receiver is sure to give you many years of reliable service.
Geissele Super Duty Barreled AR-15 Upper 5.56 MK16 – Black – 16″
- Chambered in 5.56 NATO
- CHF chrome lined barrel
- 1:7 twist with a carbine gas system
- Threaded 1/2×28
- Super Duty upper receiver
- Black anodized finish
- No muzzle device, BCG, or charging handle
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