TechT MRT High Performance Spring Kit - Empire Mini / BT TM7 / TPX
To get the most out of your Empire / Invert Mini with a TechT MRT Spring Kit is essential!
The TechT MRT Spring Kit provides players with three distinct levels of resistance which will allow for lower operating pressure, as well as reduced dwell times. This means better efficiency and more time on the field, rather than the fill station.
- Works with stock TPX bolt
- The MRT Spring Kit is a perfect match when paired with the TechT MRT Bolt for the Empire / Invert Mini & BT TM7.
- For those of you who prefer a different bolt, The TechT MRT Spring Kit works with ALL Mini Bolts, including the stock bolt.
TechT Does NOT recommend using this on the their TPX bolt!