Bora Arms BR99-X GFY-1 12 Gauge Bullpup Semi-Auto Shotgun, 18.5" Barrel, 3" Chamber, 10+1, Threaded Barrel, Flip-Up Sights
This Bora Arms BR99-X (marketed as the GForce Arms GFY-1) is a gas-operated, semi-automatic bullpup 12-gauge with an 18.5" barrel and a 3" chamber. It features a 7075 aluminum receiver, a 4140 steel threaded barrel with Benelli/Beretta Mobil choke interface, and a full-length top Picatinny rail with flip-up sights. It accepts MKA-1919/AR-12 pattern magazines and includes two 10-round magazines. Overall condition is excellent.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Specific Condition Notes: Minor, superficial scratches and blemishes are present.
What’s Included
- Factory cardboard box with matching label (GFY1DBLK)
- GForce Arms GFY-1 owner's manual
- 2x 10-round factory GForce Arms steel magazines (GF logo)
The bullpup configuration places the action behind the trigger, paired with a polymer stock that includes a rubber buttpad and a QD sling socket. It ejects to the right and uses a left-side oversized charging handle for straightforward manipulation. A vented handguard with an integrated hand stop provides secure support.
The operating system is gas-driven and semi-automatic. Construction combines a 7075 aluminum receiver with a 4140 steel barrel. The barrel is threaded and uses the Benelli/Beretta Mobil choke interface.
On top, a full-length Picatinny rail carries flip-up front and rear sights. The platform is detachable box-magazine fed and accepts MKA-1919/AR-12 pattern magazines. Stated maximum capacity is 10+1.
This model is OEM-stamped as the Bora Arms BR99-X and marketed as the GForce Arms GFY-1. It was manufactured in Türkiye by Bora Arms and imported by GForce Arms, Reno, NV.




