BSA Defiant
Birmingham Small Arms Company Ltd. · Rifle · In Production · 2016
Also known as: BSA Defiant Bullpup
Overview
The BSA Defiant is a pre-charged pneumatic (PCP) bullpup air rifle produced by the Birmingham Small Arms Company. It was BSA's first bullpup design, pairing a regulated action and a 470mm cold hammer forged barrel with spring-assisted side-lever cocking and a 10-shot rotary magazine. Offered in .177 and .22 calibres with an ambidextrous walnut, black soft-touch or black pepper stock, it is aimed at hunting and target shooting within the UK 12 ft/lb legal power limit.
Specifications
| Weight (empty) | 4100 g (144.6 oz) |
| Overall Length | 780 mm (30.71") |
| Barrel Length | 470 mm (18.50") |
| Action Type | Gas Operated |
| Firing Mechanism | Hammer Fired |
| Trigger Type | Two Stage |
| Magazine Capacity | 10 rounds |
| Magazine Type | Detachable Box |
| Muzzle Velocity | 174 m/s (571 fps) |
| Muzzle Energy | 16 J (12 ft·lbf) |
| Effective Range | 45 m (49 yd) |
| Barrel Rifling | Right Hand |
| Frame Material | Aluminum |
| Barrel Material | Steel |
| Stock Material | Walnut |
| Finish | Blued |
Calibers
- .22 Air (5.5mm) · primary — also known as .22 pellet, 5.5mm, 5.6mm air
Features
- Firing modes: Repeating
- Feed systems: Detachable Box Magazine
- Safety mechanisms: Manual Safety
- Features: Bullpup Configuration, Spring Assisted Side Lever Cocking, Regulated Action, Cold Hammer Forged Barrel, Adjustable Two Stage Trigger, 10 Shot Rotary Magazine, Ambidextrous Stock
Production
Production years: 2016-present
Origin
Country of origin: United Kingdom
Notes
Charged from a 232 bar air cylinder, delivering roughly 120 shots per fill in .22 and 110 in .177. A .177 version reaches about 251 m/s (825 ft/s) muzzle velocity.
Background
The Defiant marked BSA's move into the bullpup air-rifle market, compressing a full-length barrel into a compact carbine layout by seating the action behind the trigger.