BarrelBlok 45 universally fits into any make/model semi-automatic pistol chambered in .45 ACP. Each BarrelBlok 45 comes with one (1) BarrelBlok, three (3) MagBlok magazine inserts and an instruction booklet. Your handgun does NOT have to be disassembled to use BarrelBlok. Simply insert BarrelBlok to train, and remove it to return your handgun to its ready state. BarrelBlok is SAFE, REALISTIC, TRAINING!
 
BarrelBlok is a reuseable product
 
Instructional video: https://www.youtube.com/watch?v=o6p0bqlk1oA