Wolverine Airsoft MTW Fossil Collection DIG-2 - XM177 E2DIG 2 For the second edition of the MTW Fossil Collection, the Dig 2 recreates the historic XM177 E2 carbine, the gun that defined close quarters combat during the Vietnam era. The Dig 2 features Wolverine's first ever MTW spec carry handle upper receiver with a teardrop forward assist and adjustable sights, paired with a limited edition engraved lower receiver with Fossil Collection logo and 1 200 serialization. The period accurate furniture includes