Ozzistraightshooter Chamber Headspace Gauge set for 223 Remington / 5.56x45.
 
Precision 223 Remington chamber head-space gauge set. Also suitable for 5.56x45.
Made to CIP European standard dimensions.
 
Set includes GO gauge and NO-GO gauge.
 
With these tools you can check the cartridge headspace.
 
These are top quality tools designed for professional use.
Should only be used by a professional Gunsmith.
 
Made in Serbia from German Bohler S705 steel.