Glock · Pistol
Glock 21SF
Short recoil (semi-automatic) · .45 ACP
Also known as 21SF
About the Glock 21SF
The Glock Ges.m.b.H. 21SF is a semi-automatic pistol chambered in .45 ACP, manufactured by Glock Ges.m.b.H.. This Austrian-manufactured firearm reflects the engineering traditions and quality standards of its country of origin, designed to meet the demands of both civilian and professional users in a competitive global marketplace. The striker-fired action provides a consistent trigger pull for every shot, simplifying training and reducing the manual of arms - a design philosophy that has become the dominant paradigm in modern defensive handguns. The polymer frame construction reduces weight while providing a textured, ergonomic grip surface designed for secure handling in all conditions. Notable features include accessory rail, ambidextrous slide stop, textured grip, reversible magazine release, contributing to an ergonomic and functional design suited to its intended applications. This firearm represents its manufacturer's commitment to delivering a well-engineered, reliable product that serves the needs of discerning shooters seeking quality, accuracy, and dependable performance from a proven platform.
Founded in 1963, Glock Ges.m.b.H. has built a reputation in the firearms industry through consistent innovation and quality, earning the trust of shooters who demand reliability in their chosen defensive and sporting firearms.
Glock 21SF specifications
General
- Type
- Pistol
- Action
- Short recoil (semi-automatic)
- Firing mechanism
- Striker-fired
- Trigger
- Single action
- Trigger pull
- 2.8 kg (6.1 lb)
- Calibres
- .45 ACP
- Magazine capacity
- 8 rounds
- Magazine
- Detachable box magazine
Dimensions
- Barrel length
- 127 mm (5.0 in)
- Overall length
- 216 mm (8.5 in)
- Height
- 140 mm (5.5 in)
- Width
- 34 mm (1.3 in)
- Weight (empty)
- 1.09 kg (2.40 lb)
Barrel
- Rifling twist
- 1:16 in (406 mm)
- Rifling
- Right hand
- Grooves
- 6
Materials
- Barrel
- Stainless steel
- Receiver / frame
- Polymer
- Slide
- Stainless steel
- Finish
- stainless
Performance
- Muzzle velocity (typical)
- 260 m/s (853 fps)
- Muzzle energy (typical)
- 477 J (352 ft·lb)
- Effective range
- 50 m
History
- Production status
- Discontinued
- Country of origin
- AT
Features
- Accessory rail
- Ambidextrous slide stop
- Textured grip
- Reversible magazine release
- Striker-fired
- Stainless steel slide
- Polymer frame
- Interchangeable backstraps
Factory finish: stainless.
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