Magpul Industries Go Bang Trucker Hat, Bottomland Camo, Cotton/Polyester, One Size Fits Most MAG1102-346 The Magpul Go Bang Trucker is a structured fit, six-panel trucker-style hat. It's got a mesh back and a mid-crown design, so the brim rests comfortably just above your brow. It's also got our classic Go Bang patch centered on the front. One size fits most with its adjustable snapback design, hat sizes 7 - 7-3/4.