TM/WE G Series/AAP-01/PPQ 80% Knocker Spring

The 80% knocker spring is used to reduce the pulling force on the knocker in order to increase the knocking force on the magazine valve.

It fits all G series GBB pistol (include G 17Gen4, 19) of T.Marui and PPQ.

It is specially made for professional shooter and fulfill competition needs.