UMAREX GRS CUSTOM HK417 LIMITED BENGHAZI EDITION GBBR V2 (BY VFC)

Umarex GBB HK417 licensed by the German arms maker, Heckler and Koch, real steel markings. It is a modified version of the American M4 carbine with many changes. Fully Licensed by Umarex Authentic Replication of the Real Steel Version with Correct Markings Strong Recoil .308 Style Magazine Compatible Only with Umarex / VFC HK417 Gas Magazines Version 2 Gas System for Improved Performance Based On The Same Rifle Used In the Movie "13 Hours" 14mm CCW threaded outer barrel This product is only compatible with gas designed specifically for Airsoft guns. Do not use lighter fluid or butane gas, as that will cause permanent damage.