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第 1 季，第 4 集: Rocco raises the stakes when he wants to create a powerful black powder bazooka on a quick turnaround. Additionally, he tasks the team with reinforcing a WW II motorcycle with a new sidecar with mounted assault rifle. Eli comes across a revolver fashioned as a throwback to the days of the West.
Documentary · 2018年12月11日 · 40 分钟