Bushmaster AR-15 A3 Upper Receiver Assembly 450 Bushmaster 16" Barrel
- Upper Receiver Type: A3 Flat-Top
- Barrel Length: 16"
- Barrel Contour: Not listed by manufacturer
- Barrel Material: Chrome Moly Steel
- Muzzle Thread Pattern: Not listed by manufacturer
- Chrome Lined: Yes
- Barrel Finish: Black Matte
- Twist Rate: 1 in 24"
- Chamber: 450 Bushmaster
- M4 Feed Ramps: Not listed by manufacturer
- Muzzle Device: Izzy Muzzle Brake
- Gas System Length: Carbine
- Gas Block Diameter: Not listed by manufacturer
- Handguard: Free Float
- Sights: None
- Bolt Carrier Assembly Included: Yes
- Bolt Carrier Type: N/A
Please Note: Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.
Thank you! Your valuable input helps improve our product information and future product selections
Hornady Custom Ammunition 450 Bushmaster 250 Grain SST Flex...
$27.49Sale $31.49 Save $4.00 (13%)
Hornady Lock-N-Load Overall Length Gage Bolt Action...
$29.99Sale $31.99 Save $2.00 (6%)
Hornady Lock-N-Load Overall Length Gage Modified Case 7mm...
Hornady Lock-N-Load Overall Length Gage Modified Case 257...
- Kershaw Secret Agent Double-Edged Fixed Blade Knife 4.4" Clip...
RCBS Precision Mic 7mm Winchester Short Magnum (WSM)...