Extreme Performance Tuning Bolt Spring Milsig M17 Valken M17 CQMF TIPX CMP-18 - Power Source: Operates on

- Power Source: Operates on two CR123A batteries (not included)

This pistol is powered by a 12g CO2 cartridge located in the pistol grip and comes with a 6-round magazine

- Made out metal

TCR and all other gun models while 18" and 20" as bigger 1 inch profile

- Aircraft-grade aluminum adapter for durability

Extreme Performance Tuning Bolt Spring Milsig M17 Valken M17 CQMF TIPX CMP-18 - Power Source: Operates onThe original spring is upgraded to a reinforced tuning spring, notable for its exceptional robustness and enhanced performance. Details: Compatibility: Milsig M17 Valken M17 CQMF Material: Steel Durability: Highly robust, resistant to bending Performance Boost: Up to 200% increase in performance, depending on the setup of your marker