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Glock 21
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Specifications for the Glock 21 and Glock 21C Standard
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GLOCK 21
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GLOCK 21C
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| Caliber |
.45ACP |
.45ACP |
| Action |
Safe Action System |
Safe Action System |
| Length (slide) |
7.59 in.(193mm) |
7.59 in.(193mm) |
| Height |
5.47 in.(139mm) |
5.47 in.(139mm) |
| Width |
1.27 in.(32.5mm) |
1.27 in.(32.5mm) |
| Length between sights |
6.77 in.(172mm) |
6.77 in.(172mm) |
| Barrel length |
4.6 in.(117mm) |
4.6 in.(117mm) |
| Barrel rifling |
Right, hexagonal |
Right, hexagonal |
| Length of twist |
15.75 in.(400mm) |
15.75 in.(400mm) |
| Magazine capacity |
10rd/13rd |
10rd/13rd |
| Weight Empty |
26.28 oz.(745g) |
25.93 oz.(735g) |
| Magazine weight |
3.1 oz.(88g) |
3.1 oz.(88g) |
| Full magazine weight |
12 oz.(340g) |
12 oz.(340g) |
| Trigger pull (standard) |
5.5 lbs.(2.5kg) |
5.5 lbs.(2.5kg) |
| Trigger travel for discharge |
0.5 in.(12.5mm) |
0.5 in.(12.5mm) |
| Number of safeties |
3 |
3 |
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