The Cs Firststrike 2026 next gen Boltspring upgrade pack for the FSC/XP

The next gen 2026 Boltsping upgrade pack for the Firstrike FSC and XP paintball ball pistols designed I  house and produced by a leader UK spring manufacturer who specialise in high performance spring production
In this pack you will get the following.
Gen4 Cs Bolt spring.
2 x airchamber stem Orings (90duro Hardness nutril)
4 x red cs Detents
I x upgraded sear spring
2 x trigger arm to regulator small holding Oring.