● MT-92 Piston Cup with Air Brake
      ➤Reduce Shooting Noise

● MT-93 Variable Mass Piston
      ➤Fine-Tune and Adjust The Joule Output

● MT-94 Variable Capacity Ring
      ➤Lower Air Volume for Easier & Faster Pulling Action

● MT-95 Steel Spring Guide with Thrust Bearing
      ➤Smoother Operation

● MT-96 TMH Twisted Fluting Outer Barrel 20.7"
● MT-97 TMH Twisted Fluting Outer Barrel 15"