Short-stroke gas piston firearms

205 firearms that operate by short-stroke gas piston, across every maker and era in the catalogue, each structured the same way.

AR-15

Introduced: 1963
Weight: 2.89 kg
Barrel: 508 mm

AVS-36 Simonov

Introduced: 1936
Weight: 4.20 kg
Barrel: 627 mm

American Tactical Alpha Maxx 410

Introduced: 2026
Weight: 3.90 kg
Barrel: 470 mm

Ares Shrike 5.56

Introduced: 2002
Weight: 3.40 kg
Barrel: 406 mm

ArmaLite AR-10 (Original 1956)

Introduced: 1956
Weight: 3.29 kg
Barrel: 508 mm

ArmaLite AR-180

Introduced: 1969
Weight: 3.17 kg
Barrel: 464 mm

Auto-Ordnance M1 Carbine

Introduced: 2007
Weight: 2.45 kg
Barrel: 457 mm

B&T APC223

Introduced: 2014
Weight: 3.32 kg
Barrel: 318 mm

B&T APC308

Introduced: 2017
Weight: 3.90 kg
Barrel: 363 mm

Benelli M1014

Introduced: 1999
Weight: 3.63 kg
Barrel: 470 mm

Benelli M4 Super 90

Introduced: 1998
Weight: 3.82 kg
Barrel: 470 mm

Benelli M4 Tactical

Introduced: 1998
Weight: 3.82 kg
Barrel: 470 mm

Beretta A400 L Field

Introduced: 2023
Weight: Not recorded
Barrel: 711 mm

Beretta A400 Upland

Introduced: 2011
Weight: 2.99 kg
Barrel: 711 mm

Beretta A400 Xtreme

Introduced: 2012
Weight: 3.49 kg
Barrel: 711 mm

Beretta AR70/90

Introduced: 1990
Weight: 4.00 kg
Barrel: 450 mm

Brownells BRN-180

Introduced: 2018
Weight: Not recorded
Barrel: 406 mm

Browning BAR

Introduced: 1967
Weight: 3.19 kg
Barrel: 559 mm

Browning BAR MK 4 DBM Speed

Introduced: 2026
Weight: 3.54 kg
Barrel: 559 mm

Browning Gold

Introduced: 1994
Weight: 3.17 kg
Barrel: 711 mm

Browning Maxus

Introduced: 2009
Weight: 3.17 kg
Barrel: 711 mm

Bushmaster ACR

Introduced: 2010
Weight: 3.60 kg
Barrel: 419 mm

CZ 805 BREN

Introduced: 2009
Weight: 3.58 kg
Barrel: 360 mm

CZ 805 BREN A1

Introduced: 2009
Weight: 3.60 kg
Barrel: 360 mm

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