45 Automatic Colt Pistol (ACP ... 45 to be heavy, but with the Glock 21, that’s not really the case at all. It’s a remarkably soft-shooting pistol as far as 45 goes. Felt recoil is more ...

The Glock 21 ... Automatic Colt Pistol round, or .45 ACP as it is commonly known, is fairly controversial. Invented in 1905 by prolific firearms designer John Moses Browning, the .45 ACP was the ...

45 ACP. Fortunately ... This G21 arrived with GLOCK MH3 steel night sights installed, but polymer standard sights are also available. The trigger is fitted with a 5.5-pound trigger connector ...