Cryostructure Posted November 20, 2023 Report Share Posted November 20, 2023 This mil-spec trunnion block and barrel support for the M249, M249S, MK46 and MK48-MOD 0 that we manufacture. The barrel & gas tube fit is precise with perfect ejection port door pin hole is perfectly placed. This part is made out of 4140PH steel and has been heat treated for hardness. We offer a lifetime guarantee on this part and guarantee its fitment and performance. https://www.cryostructure.com/product/m249-mk46-mk48-mod-0-trunnion/ $275 each Quote Link to comment Share on other sites More sharing options...
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