ATS Clamp On Competition Tuner If you have a timed

If you have a timed muzzle brake or a muzzle brake that is not self timing via a reverse jam nut

unlike most other tuners currently available

One block works on 223-338Lapua without any adjustments needed

It will support barrels up to ~

Holds 60 rounds to align to even loading cycles to meet 1-2 day match round requirements without having to load up a partial block

ATS Clamp On Competition Tuner If you have a timedThe new ATS Clamp on Tuner allows all the same great features of the current competition model but does not require you to modify your existing barrel or use your existing threads. The current model supports barrels from 1. 03 1. 05" in diameter One (1) set of shims available upon request for smaller diameter barrels. Please include shim size in notes at time of order. If you have a rifle with barrel diameter that you are interested in our clamp on