Alpha Arm 2.0 for TM AKM / AKX GBBR engine-extra Included in the set is

Included in the set is various spare parts for assembly

-Full one-piece CNC Alu construction

This engine designed for V2 and similar AEG gearboxes far outperforms any other engine in the market in accuracy

It's a very unique and expensive design

Alpha Arm 2.0 for TM AKM / AKX GBBR engine-extra Included in the set isCNC Aluminium Hopup Arm For TM AKM AKX GBBR This hopup arm from Jaeger Precision in UK is machined from a single piece of aluminium and replaces the original arm and nub. Having the nub integrated means a more stable shot to shot accuracy, as the nub can no longer shift around. It is compatible with most hopup buckings, like the popular Flamingo hopup bucking. The contact area of the arm is designed to have a large area of contact and therefore better