M4 BUILT LOWER RECEIVER
Manufacturer Model Number: 00-20010-BLK
Manufacturer: Bushmaster
Model: Complete Lower
Caliber: 223 Rem | 5.56 NATO
Type: Accessory-Lowers
Item Type: Firearm
Finish: Matte Black
Stock Frame Grips: Collapsible / Folding Stock M4 Stock/A2 pistol Grip
Weight: 2 lbs.
Shipping Weight: 2.95
Optic Adjustable Objective: false
Optic Reticle Illuminated: false