Umarex Glock 17 Gen 5 COMES WITH AN EXTENDED INNER BARREL TO MEET FPS REGULATIONS (ORIGINAL BARREL INCLUDED IN THE BOX)  Suitable for standard holsters (Safariland and Blackhawk) Shoot-Up adjustable from the front without removing the metal slide Precision barrel Gas blowback Ambidextrous   VIENT AVEC UN CANON INTERNE PLUS LONG...