10.5 inch 450 Bushmaster Carbine Length M-LOK Complete Upper Kit

87% of 100
Special Price $449.99 Regular Price $599.99
In stock

*Complete Pistol Upper kit includes our barreled upper assembly with bolt carrier group & charging handle, lower parts kit and shockwave stabilizer kit*

Pro2A Tactical believes in total transparency and honesty. We will always specify the manufacturer of the major components therefore you know exactly what you are getting. Specs:

Anderson Manufacturing 7075 T6 Aluminum Stripped Upper Receiver w/enlarged feed ramps - Forward Assist and Ejection Port Door installed (ejection port enlarged for large calibers)
BCA 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
Guntec USA 9 inch M-LOK Slim Profile Free Float Rail
Cage Style 5/8-32 A2 Flash Hider (not pictured) and crush washer
Azimuth Technology 450 Bushmaster Full Auto Nitride BCG and Standard Charging Handle 
Anderson Mfg Lower Parts Kit
Shockwave Stabilizer Kit
*Optional*: Upgrade to an Adjustable Gas Block
*Optional*: Upgrade to a Kaw Valley Precision Linear Compensator

All parts are MADE IN THE USA.

BCA makes quality barrels. Made out of 4150 CMV and phosphated for corrosion resistance and accuracy.

The Guntec rail is very high quality and comparable to many other higher end rails that cost 2x or 3x as much. Barrel nut and screws are hardened steel and the 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.***

Comes with an Azimuth 450 Bushmaster BCG and CH. Azimuth is one of the premier BCG manufacturers in the industry.

*Optional* - Upgrade to a USA made adjustable gas block.


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

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