BC-9 | 9MM Billet Left Side Charging Right Ejecting Bufferless Upper | 5" Parkerized M4 Barrel | 1:10 Twist | Blow Back Gas System | 4" MLOK | with BCG & Charging Handle

In stock
SKU
9351N-UALSCH9MMPM45110PBUF-4M3

For conversion instructions watch here

The upper will come with the Picatinny rail stock adapter and all the parts to make it bufferless. 

If using on an AR15 Lower you will need this tool to convert the non bufferless to bufferless. You will also need a Stern defense magwell adapter.

Special Price $249.95 Regular Price $310.15

This BCA AR-15 complete 9MM pistol length bufferless (Patent Pending) upper has a 5" M4 barrel with a parkerized finish, and features a 1:10 twist rate, with a blow back gas system. It includes a 4" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and Gen 2 (patent pending) Left Side Charging handle, and fits on a mil-spec AR-9 Bufferless lower.

Shop more 9mm!

Check out Magazines here!

 It is the responsibility of the consumer to ensure all state, local, federal, and ITAR regulations are followed.

* Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard/flash hider you receive.

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WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to the California P65 Warning site.

More Information
SKU 9351N-UALSCH9MMPM45110PBUF-4M3
Weight (lbs) 1.550000
Magazine Capacity N/A
Barrel Length 5
Profile M4 Contour
Twist 1:10
Barrel Finish Parkerized
Material 4150 Chrome Moly Vanadium
Thread Pitch 1/2 x 36
Caliber 9MM
Feed Ramp Single
Flutes Non-fluted
Gas System Blow-Back
Charging Style Left Side Charging
Classification Complete Upper Assembly
Platform AR-9
Bolt Material E9310
Receiver Material Billet
Customer Reviews
Customer Questions
What magazine/ammo does BCA recommend for each caliber?
Caliber Magazine Ammo Grain Weight Ammo Brands   BCA Status AR15 - 223/5.56 MagPul PMAG, MFT 55, 69, 75   Sierra   AR15 - ...
What mag works best for BCA 9mm's?
Check out our AR9 and Genesis Mags here: https://www.bearcreekarsenal.com/guns-parts/ar-9/ar-9-parts/magazines.html
Please, mind that only logged in users can submit questions
Ratings & Reviews
4.5
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