NOTE: This upper assembly has a barrel less than 16” in length. These uppers are intended for use in AR-15 pistols or legal short-barreled rifles. Other configurations may violate Federal law.
The Geissele Super Duty AR-15 Barreled Upper Receiver is perfect for your next build. The 14.5” cold hammer forged barrel provides reliable function and comes with a mid-length gas system. The black oxide coating on the barrel looks great and you can choose your own muzzle device to finish off the look. The upper receiver is forged from 7075-T6 aluminum and finished in an eye catching OD green. The Iridium 14” SMR MK16 free float handguard gives you plenty of space to customize your set up with M-LOK attachment slots on 7 sides. This barreled upper receiver group does not come with a bolt carrier group or charging handle, so you can choose the components that you want.