Glock G21 Gen5
Best high capacity sidearm for shooters seeking modular optic compatibility.
This platform offers a refined shooting experience by combining a high-capacity caliber with modern modularity. The optic-ready slide and ambidextrous controls make it highly adaptable for various users, while the improved barrel rifling and ergonomic frame adjustments ensure consistent performance and comfort during extended range sessions.
$620.00
More G21 options
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Who it's for
- Shooters wanting high-caliber power without the typical heavy kick.
- Tech-forward marksmen who prioritize red dot compatibility.
- Left-handed owners needing fully mirrored controls for safe operation.
Who should skip it
- Concealed carry users looking for a slim, low-profile frame.
- Shooters with smaller hands who find wide frames difficult to grasp.
- Precision-focused enthusiasts who prefer a crisp, match-grade trigger break.
Performance breakdown
Optic Integration
The MOS system makes mounting red dots intuitive and rock-solid.
Ergonomic Customization
Interchangeable backstraps allow for a tailored fit across various hand sizes.
Reload Efficiency
The flared mag-well significantly smooths out high-pressure magazine changes.
Shooting Accuracy
Enhanced rifling in the Marksman barrel delivers consistent, tight groupings.
Ambidextrous Handling
Dual slide stop levers ensure seamless operation for every shooter.
Out-of-Box Readiness
Includes essential accessories, making it range-ready immediately upon purchase.
Key Specs
Caliber
45 ACP
Action
Semi-Automatic
Barrel Length
4.61 inches
Capacity
10 rounds
Frame Material
Polymer
Slide Material
Steel
Finish
Black Matte
Weight
29.1 oz
Overall Length
8.07 inches
Safety Mechanism
Trigger, firing pin, and drop safety
Know before you buy
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