Subcompact Glock

Some articles on glock:

Glock-VBR 7.92 Pistol - Variants - .45 ACP
... Glock pistols chambered for the.45 ACP (and the.45 GAP) feature octagonal polygonal rifling rather than the hexagonal shaped bores used for models in different ... The Glock 21 is a.45 ACP version of the Glock 20 designed primarily for the American market ... Compared to the Glock 20 chambered in 10mm Auto, the slide of the Glock 21 is lighter to compensate for the lower-energy.45 ACP cartridge ...
Glock - Variants - .45 ACP
... The barrels of all.45 ACP Glock pistols feature octagonal polygonal rifling rather than the hexagonal shaped bores used for models in different chamberings ... The Glock 21 is a.45 ACP version of the Glock 20 designed primarily for the American market ... Compared to the Glock 20 chambered in 10mm Auto, the slide of the Glock 21 is lighter to compensate for the lower-energy.45 ACP cartridge ...