Home HPA Engines, FCU's & Trigger Boards Gorilla Fusion Engine Trigger Board View basket “Wolverine Airsoft Micro Gauge for Storm Regulators” has been added to your basket. Gorilla Fusion Engine Trigger Board£34.99 4 in stock Gorilla Fusion Engine Trigger Board quantity Add to basket Categories: Engines, FCU's & Trigger Boards, HPA Description Trigger Board made for Fusion Engine to have a faster trigger response. Related products Gorilla FCU Wiring Harness – LongEngines, FCU's & Trigger Boards, HPA £14.99 Add to basket Custom Lines – 36″ – JungleHPA, Lines + Regulators £42.50 Add to basket Wolverine Airsoft HYDRA HPA Engine Gen 2 – TM M14Engines, FCU's & Trigger Boards, HPA £450.00 Add to basket Gorilla FCU Wiring Harness – ShortEngines, FCU's & Trigger Boards, HPA £14.99 Add to basket