In this Vimeo Comparison Review Video I take a look at a selection of Glock CO2 4.5mm Steel BB Pistols, four from Umarex and 1 from KWC. I go over some of the similarities and differences of each of them and ultimately decide which one is my personal favorite out of the bunch based on what I generally look for in an Airgun. Umarex Glock 19 CO2 Non-blowback 4.5mm BB Pistol: https://www.replicaairguns.ca/glock-19-177-caliber-co2-steel-bb-airgun Umarex Glock 19X CO2 Blowback 4.5mm BB Pistol: https://www.replicaairguns.ca/glock-19x-co2-blowback-45mm-bb-pistol Umarex Glock 17 GEN3 CO2 Blowback 4.5mm BB Pistol: https://www.replicaairguns.ca/glock-17-3rd-gen-blowback-0177-caliber-steel-bb-pistol Umarex Glock 17 GEN4 CO2 Blowback 4.5mm BB Pistol: https://www.replicaairguns.ca/glock-17-4th-gen-177-cal-bb-pistol KWC 17 CO2 Blowback 4.5mm BB Pistol: https://www.replicaairguns.ca/kwc