M2 Improved mini receiver is designed to accommodate anything from a 5,56 mm up to a 12,7 mm caliber.

M2 Improved mini receiver is designed to accommodate anything from a 5,56 mm up to a 12,7 mm caliber.
For measurement of gas pressure curves, interior ballistic times, projectile velocities and for ammunition precision tests. Weight of the machine is ~100kg.
The main advantages of the M2 Improved receivers are:
- Remote trigger firing device
- Interchangeable firing pin
- Testing according to NATO (EPVAT), CIP, SAAMI and other standards possible
- Barrel change system for fast changing of barrels for different calibers
- Firing a shot is only possible when breech is correctly lock.
The remote firing device is an essential requirement for a safety operation of the M2 IMPROVED receiver. It permits remote controlled firing and can be integrated in a safety system.(not included with mini test receiver, included only by request)