*Now shipping with barrel clamp. Just used rubber bands to easily attach to your barrel/shroud for readings.   

**THIS IS THE MOUNT FOR THE FX CHRONOGRAPH UNIT ONLY**   -This is the link for the 

The FX Keller Digital Manometer is a digital pressure gauge replacement for the FX Impact M3 PCP Air Rifle. It features incredible accuracy and consistency in a digital display format, making it...

The Chronograph That Just Works! Imagine a chronograph that always works and that gave the actual ballistic coefficient of a round through multiple velocity readings; all in a compact portable...