COLT FIELD 5.56X45MM HEADSPACE GAUGEMade to the Colt factory’s special dimensions for M16/AR-15 rifles. It measures the maximum factory acceptable headspace; an essential check on guns that have seen extensive service or have been rebarreled.Headspace measurement: 1.4736 MaxSPECIFICATIONS:
- Hardened Ground Steel
- Length: 1.65″
- Diameter: 0.3655″
SpecificationsCartridge: 5.56×45 NATOHeadspace Gauge Type: FieldColor: SilverQuantity: 1Material: Steel
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