Perun HPA Trigger Board Gearbox Variant:V3 Style A has a more

Style A has a more canted angled trigger and Style B is more of a  Flat Face Trigger

Bushings have no moving parts and are made from a solid piece of metal

Made in Taiwan with FCC

Applications are wide use

Perun HPA Trigger Board Gearbox Variant:V3 Style A has a morePerun HPA Trigger Board replaces mechanical contacts in your HPA system and provides lots of useful features. Magnetic sensors eliminate moving parts that are prone to damage, thus increasing reliability. The elasticity of this unit gives you certainty that replica made from parts made by different manufacturers will not have any incompatibility issues. Adaptive trigger control allows switching from a very short trigger travel to a long one even in