The Forster Headspace Gage 5.56 NATO - 1.4736" plus zero minus .0003" (maximum chamber) is dependable Forster Products gear built to earn its place in your kit.

Measure your rifle chamber and ensure it is to the safest of expectations by ordering the Forster Products Headspace Gage from GrabAGun today.

Available now at Dawson Defense; ships fast from our authorized distributor network.