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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®

Mag. Capacity

Standard: 13

Optional: 10

Barrel Length

117 mm | 4.61 inch


without magazine

745 g | 26.28 oz


with empty magazine

830 g | 29.28 oz


with loaded magazine

1100 g | 38.80 oz

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




Firearm purchases require a background check and must be picked up in person by the purchaser
SBR transfers will not be accepted 

Glock 21 Gen 4 Semi Auto Pistol

SKU: G-995827-1
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