Glock’s 19X “crossover” pistol, merging a G17 frame with a G19 slide, was its contender in the 2017 US Army Modular Handgun ...

Those weapons were a Bushmaster AR-15 rifle and two handguns – a Glock 10 mm and a Sig Sauer ... Sig Sauer makes 9 mm pistol magazines with a maximum capacity of 20 bullets.