A&K Complete Alloy HOP-Up Chamber for M249 AEGs

If you're after a replacement HOP-up unit for your A&K M249 AEG, you hit the jackpot! The A&K Complete Alloy HOP-Up Chamber for M249 AEGs is a new design from A&K, boasting full compatibility with AEG HOP-up buckings and inner barrels. The set includes everything you'll need to build a complete HOP-up unit other than the inner barrel. Its alloy build ensures it will never fail under normal use, and full AEG compatibility means you now have easy access to the best HOP-up buckings and barrels out there, with no need to modify parts. Compatibility-wise, this unit is designed specifically for A&K's M249 AEG series but may fit other brands, though we cannot guarantee it.