VSR trigger box 120% spring
Springs for VSR-10 trigger mechanism.
After using this stronger spring, it is necessary to put more force on the trigger (by 20% compared to the original) and thanks to this the shooting has a more realistic impression.
Made to factory specifications for better compatibility. It requires almost no modifications for assembly. However, installation requires knowledge and experience in modifying airsoft weapons.
SLONG Airsoft
is an airsoft manufacturer in Taiwan producing spare, upgrade parts and accessories such as hop-up chambers, inner barrels, motors, connectors, wiring, parts for gearbox and even outer parts such as handguards and stocks, so you can make a complete AEG just using parts from them. In 2020 SLONG Airsoft released its own M4 AEG rifle.