Fusion Engine™ Drop-In Kit MODEL:M249 (CA/A&K) 0 (Buna 70) - Poppet

0 (Buna 70) - Poppet Sail 1x 011 (Buna 70) - Poppet Seat 1x 011 (Buna 90) - Poppet Base

Please contact us for information on ordering JACK systems for gel ball use

For Version 2 (V2) Fusion Engine only

These can be purchased in the Nozzles section

(Modification of the gearbox is required)

Fusion Engine™ Drop-In Kit MODEL:M249 (CA/A&K) 0 (Buna 70) - PoppetThe Original HPA Rebel The Fusion Engine was released in 2011 and was the first new HPA system to hit the airsoft market in over two decades. This is the system that started the HPA revolution and has set the benchmark to which all other systems are measured. Although many have followed it, the Fusion Engine is considered by most to be the best. This system won "Best HPA Engine" the very first year Popular Airsoft added the HPA class to their Players'