High Flow design for better function. Reinforced and Low Temperature Resistance Spring make it durable and stable in output function. High quality O-ring material upgrading the air seal effect.

Reinforced Accessories Set B for King Arms M4/9mm Gas Blowback Package includes Trigger (KA-PT-21) Selector Lever (KA-PT-22) Hammer (KA-PT-23) Sear (KA-PT-24)

Reinforced Accessories Set A for King Arms M4/9mm Gas Blowback Package includes Trigger(KA-PT-21) Hammer (KA-PT-23) Sear (KA-PT-24)

This nozzle and chamber set helps to convert the CO2 gun to Gas version for both KA-AG-126 and KA-AG-127 models so the KA-MAG-90 can be applied. This is only applicable for King Arms M1 and M2 series.