Yes, a Glock 19 9mm magazine can be used on a Glock 23 since both firearms are chambered in 9mm.
Well there are many different BRANDS of ammuntion that you can buy for a glock. but obviously you will need 9mm bullets for a 9mm gun.
Yes
The Glock 17 (full-size 9mm) holds 17 rounds in a factory magazine. The Glock 19 (compact 9mm) holds 15 rounds in a factory magazine. The Glock 26 (teeny-tiny 9mm) holds 10 rounds in a factory magazine. The Glock 17L/34 (competition) also holds 17 rounds.
The .40 caliber fires a larger, more powerful cartridge than the 9mm. which is about .35 caliber. Minor additional info: Many models of pistols that are available in 9mm or .40 are otherwise the same, except for caliber. For instance, a Glock 19 and a Glock 23 are the same exact guns, but the 19 is a 9mm and the 23 is a 40...the 23 holds 2 less rounds.
The Glock 19 is the 9mm with the compact (midsized) frame.
The common 9mm cartridge is known by many names. All of the following 9mm's are one and the same: 9x19mm, 9mm Nato, 9mm Luger, 9mm Parabellum. There are no 9mm cartridges specific to Glock or Smith & Wesson.
A Glock 19 is chambered in 9mm. 9mm is one of the most common/popular pistol rounds.
A Glock 19 is a pistol. The Glock 19 is their compact, 9mm, 15 round, pistol.
No. Some .40/.357 Sig pistols can be converted to fire 9mm simply by dropping in a 9mm barrel and using the 9mm magazines, though. Not sure about the Glock.
'Glock' usually refers to a 9mm pistol manufactured by Austrian arms company, Glock.
The Glock 22 (full size .40 S&W) and the Glock 17 (full size 9mm Para) have the same external dimensions, and any holster will be interchangeable between the two.