Share US Army RDECOM – 3D Printed Grenade Launcher & Rounds Testing [1080p]04:33 0 Share 0 Likes 0 Dislikes Published on January 16, 2018 Fan Funding : PayPal : paypal.me/ArronLee. Thanks a lot for your support! 🙂 Category: #Video Submitted by: Admin Tags:1080p, 3D, Army, Grenade, Launcher, Printed, RDECOM, Rounds, Testing About The Author Admin Related Posts