Used Empire Battle Tested BT-4 Ironhorse Chronographs This is the adapter that

This is the adapter that comes with Tippmann's new Crossover XVR allowing you to use Autococker threaded barrels on your marker

choice for many players

Inline Programmable Mosfet With ROF Adjustment

Tournament Lock - Lock all settings using a dip switch to make your gun tournament legal

Used Empire Battle Tested BT-4 Ironhorse Chronographs This is the adapter thatThis is a listing for a used BT 4 Ironhorse. This marker shows light signs of use, and it has been tested by our factory trained technician and is found to be in perfect working condition. See images below for more details. Some of the features of this marker: Apex barrel with tactical shroud Bipod Collapsible stock Carry handle raised sight 2 finder trigger Vertical foregrip