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Glock 21 GEN 4. 45 AUTO

Glock 21 GEN 4. 45 AUTO


GLOCK 21 Gen4

Remarkable for its accuracy and light recoil, the GLOCK 21 Gen4 delivers the power of the 45 Auto round with high magazine capacity. The Modular Back Strap system makes it possible to instantly customize its grip to accommodate any hand size. The reversible magazine catch makes it ideal for left and right-handed shooters The Gen4 system is the perfect complement to the 45 Auto caliber cartridge.



.45 Auto


Safe Action®


without magazine

745 g | 26.28 oz


with empty magazine

830 g | 29.28 oz


with loaded magazine

1100 g | 38.80 oz

Mag. Capacity

Standard: 10

Barrel Length

117 mm | 4.61 inch

Trigger Pull

28 N


1Length (Overall)**205 mm | 8.07 inch
2Slide Length193 mm | 7.60 inch
3Width (Overall)34 mm | 1.34 inch
4Slide Width28,5 mm | 1.12 inch
5Height incl.Mag.140 mm | 5.51 inch
6Line of Sight (Polymer)172 mm | 6.77 inch
 Line of Sight (Steel)171 mm | 6.73 inch
 Line of Sight (GNS)170 mm | 6.69 inch
7Trigger Distance**72,5 mm | 2.85 inch

*FOR GEN4/GEN5 MODELS: Check out the Gen5 and Gen4 Technology area for medium/large backstraps. 

Technical Data are rounded and do not reflect tolerances – they may be altered without notice! Subject to technical changes.

Out of Stock
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