JP Semi-Auto Case Gauge .308

Semi-Auto Case Gauge
.308

Optimized for semi-automatic rifles, the second generation JP Case Gauge guarantees function of your ammo. If it fits our gauge, it will fit even a minimum-depth SAAMI chamber without interference.

Take comfort that your ammo will never hold you back.

Features:

Specially calibrated to ensure function in semi-auto rifles
Guarantees ammo fit in a minimum-spec SAAMI chamber
416 stainless steel construction for wear resistance and greater longevity
Also gauges all features of .260 Rem. short of concentricity runout