Airsoft KS1 / L403A1 Build Accessories UK

JXAirsoft curates selected airsoft accessories for KS1 and L403A1 inspired replica builds, including Angry Gun KAC style QDC/MCQ-PRT mock suppressors, 14mm CCW muzzle setups and optic accessories for modern rifle profiles.

KS1 airsoft suppressor fitment

The main product for this build direction is our Angry Gun KAC Style QDC/MCQ-PRT Airsoft Mock Suppressor. It is designed for compatible 14mm CCW airsoft platforms and includes QD-style muzzle brake parts for a clean KS1 / L403A1 front-end look.

14mm CCW airsoft compatibility

Most airsoft rifles use 14mm CCW muzzle threads, but fitment can vary by brand, flash hider and adapter. Always check your replica's thread direction and muzzle device before ordering a mock suppressor.

Related airsoft suppressor styles

For other modern rifle builds, browse the full airsoft mock suppressor collection, including SOCOM556 RC3, HUXWRX, Dead Air and SIG-style replica suppressor profiles.

Replica-only notice

All suppressors referenced here are non-functional 6mm airsoft accessories. They provide no sound reduction and are not compatible with real firearms.