25mm G. APW long barrel
Grenades reach their target twice as fast, thanks to the longer barrel using the propellant more efficiently.
In game terms, the speed of the projectile is doubled (+100%).
- Gun Runners:Vendortron
- Mess hall & munitions storage: Boomer munitions manager.
- The Prospector's Den: Merchant.
- 188 trading post: Alexander
- 188 trading post: Arms merchant