BullBoss







Wooden Stock version.
Flat Dark Earth Color Stock version.
OD Green Stock version.
DZ Color Stock version.
M1 Camo Stock version.
M2 Camo Stock version.
- Genuine bullpup design, 10- shot, manual loading, side lever action, pre-charged pneumatic (PCP) air rifle.
- Available in .177 (4.5 mm), .22 (5.5 mm) and .25 (6.35 mm) caliber.
- QuietEnergy fully shrouded barrel and Integrated Sound Moderator – Approximately 50% Quieter
- Precision rifled and choked barrel for accuracy.
- Synthetic ambidextrous bullpup stock. Picatinny rail beneath the forearm.
- Checkering on grip and forearm for better control and feel.
- “EasyAdjust” Elevation Comb – Stock equipped with integrated elevation adjustment button.
- Ventilated rubber butt pad.
- Detachable 10-shot rotary magazine in .177 (4.5 mm) and .22 (5.5 mm) calibers and 9-shot rotary magazine in 25 (6.35 mm) caliber.
- Includes 1 magazine.
- Detachable steel air cylinder tube (230cc). Spare cylinders are available.
- Built-in pressure gauge on the air cylinder to monitor the cylinder pressure.
- Includes quick-fill nozzle & air cylinder discharging cap supplied in the box.
- Picatinny rail for both 11 mm and 22 mm scope mounts.
- Overall blued finish, black anodized receiver.
- Manual & Automatic Safety.
- “Anti-double pellet feed” mechanism preventing more than one pellet loading into barrel.
- Patented anti-knock system to prevent gas wastage when rifle is knocked or bounced.
- Quattro Trigger: 2-stage full adjustable match trigger for trigger travel and trigger load.
- Metal trigger.
- Fitted sling swivels.
- Spare air cylinders with regulator are available.
Model | BullBoss | |||
Caliber | 4.5mm / .177cal | 5.5mm / .22cal | 6.35mm / .25cal | |
Max. Muzzle Velocity (*) | 355m/s (1170fps) | 325m/s (1070fps) | 295m/s (970fps) | |
Energy (*) | Joules | 36 | 51 | 57 |
ft.lbs | 27 | 38 | 42 | |
Magazine Capacity | 10 | 10 | 9 | |
Air Tube Volume | 230cc | |||
Fill Pressure | 200 BAR | |||
Number of Shots Per Fill | 160 | 150 | 135 | |
Number of Shots at Optimal Velocity | 55 | 45 | 45 | |
Stock | Bullpup, advanced polymer, thumbhole, elevation adjustable comb | |||
Overall Length | 935mm (36.8”) | |||
Barrel Length | 585 mm (23”) | |||
Average Weight | 4.3 kg (9.5lbs) |
* Velocity results may vary as much as 20% due to pellet weight, pellet shape, temperature, elevation, as well as other factors.



“EasyAdjust” Cheek Comb - Stock equipped with integrated elevation adjustment. Manual & Automatic Safety.
• Side lever action.
• Picatinny rail for both
• 11 mm and 22 mm scope mounts.
• Quattro Trigger
• Detachable 10-shot magazine in .177 (4.5 mm) and .22 (5.5 mm) calibers and 9-shot magazine in 25 (6.35 mm) caliber.
• Side lever action.
• Picatinny rail for both
• 11 mm and 22 mm scope mounts.
• Quattro Trigger
• Detachable 10-shot magazine in .177 (4.5 mm) and .22 (5.5 mm) calibers and 9-shot magazine in 25 (6.35 mm) caliber.
• Side lever action.
• Picatinny rail for both
• 11 mm and 22 mm scope mounts.
• Quattro Trigger
• Detachable 10-shot magazine in .177 (4.5 mm) and .22 (5.5 mm) calibers and 9-shot magazine in 25 (6.35 mm) caliber.
* Scope sold separately.