10.5 inch AR-15 450 Bushmaster Carbine Length M-LOK Upper

91% of 100
Special Price $429.99 Regular Price $469.99
In stock

Why Buy From Us?


Don't see the exact configuration you want? No problem, just let us know. Most of the time we can customize with the parts we have just to your liking.


All our uppers have a Lifetime Warranty to the original purchaser. Some conditions apply - click here for details.

Customer Service

We believe in customer service before and after the sale. We never take days or weeks to respond. Most of the time if you email or leave a message, we usually respond the same day or next business day.

Turnaround Time

Most of our uppers are built to order. Our most important goal is to get your order to you as quickly as possible without sacrificing quality. Please check the live status update on the banner above and/or on our homepage for current processing times.


We always specify the manufacturer of the major components therefore you know what you are getting. We only use quality components from well-known manufacturers.


Anderson Mfg 7075 T6 Aluminum Stripped Upper Receiver - Forward Assist and Ejection Port Door installed (ejection port enlarged for large calibers)
AR Stoner 10.5 inch 450 Bushmaster Carbine Length 1/24 Twist 4150 CMV Barrel
Low profile Nitride STEEL gas block
Stainless Steel Carbine length gas tube
Axis MFG 9 inch M-LOK Slim lightweight Rail 
Kak Industry 5/8-32 A2 Flash Hider (not pictured) and crush washer
Optional: Add an Azimuth Technology 450 Bushmaster Nitride BCG and Charging Handle
Optional: Upgrade to an Adjustable Gas Block 
Optional: Upgrade to a Kaw Valley Precision Linear Compensator
Optional: Change to a Aero Precision XL Magpul FDE Receiver and 10 inch FDE M-LOK Handguard (See Pictures for example) (choose from options above) 

We only use quality parts from reputable manufacturers in the industry.

AR Stoner makes very high quality barrels. Made out of milspec 4150 CMV for enhanced corrosion resistance. 

The Guntec rail is very high quality and comparable to many other higher end rails that cost 2x or 3x as much. Handguard is lightweight, made from high quality 6061 aluminum and mounting system is rock solid.

Gas Block diameter is 0.750 and is made out of steel (not aluminum).

***NFA/SBR rules apply unless upper is installed on a pistol configured lower receiver. It is the customer's responsibility to know/obey the gun laws in his/her state.***

*Optional* - Add an Azimuth Technology 450 Bushmaster Nitride BCG and Charging Handle.

*Optional* - Upgrade to an Adjustable Gas Block. Great option if you are using suppressor or just want to fine tune your system.

*Optional* - Upgrade to a Kaw Valley Precision Linear Compensator.

*Optional* - Like a Magpul FDE colored receiver and hanguard instead? We now offer an Aero Precision XL Magpul FDE Upper Receiver and 10 inch Ghost M-LOK Rail in Magpul FDE color (see pictures) - choose from options above.

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