Core15 / Rifle Systems 15 Base M4 AR-15 Upper Reciever .22 Long 16" Barrel 1:16 Twist Black Front Sight 112 1121

CORE 15 Base M4 AR-15 Upper Reciever .22 Long Rifle 16" Barrel 1:16 Twist Black Front Sight Base 1121

Features:

- CORE15™ Mil-Spec Forged 7075-T6 M-4 Upper Reciever
- Dedicated 16" .22 Long Rifle Barrel 1:16 Twist
- Nickel Boron Coated dedicated .22 Long Rifle Bolt Carrier Group
- M-4 Style Thermoset molded polymer Hand Guards with Dual Heat Shields
- A Frame Front Sight Base (Forged)
- CORE15™ Hardcore V.1 Charging Handle
- (1) Black Dog Machine 26 rd Magazine

Specifications:

- Caliber: 22LR
- Barrel Type: M4
- Barrel Length: 16"
- Chokes A2
- Finish/Color: Black
- Fit: AR-15
- Sights: Front Sight Base
- Type: Upper

Manufacturer: CORE 15
Model: BASE
Mfg Number: 1121