The internals provide positive lockup on Mil-Spec receiver extension positions

MAC Customs matching carbon fiber Handguard with front sight

Shooting Modes - Safe / Semi Auto / Full Auto

Front and rear slide serrations

Airsoft Masterpiece Hi-Capa Sear Spring

Umarex NITROAIR PREFILLED NITROGEN CARTRIDGES (2PK) Paintball The internals provide positive lockupNitroAir is the first pre filled cartridge loaded with compressed nitrogen gas for use with N2 designated airguns. Umarex's NitroAir is the most revolutionary, innovative, and convenient solution for high pressure airguns. Compressed to 3,600 psi this two pack has 32 grams of nitrogen (N2) in each cartridge and works seamlessly with the Umarex Komplete NCR, the very first N2 cartridge PCP air rifle. These revolutionary nitrogen cartridges should only