GO: Corresponds to the minimum chamber dimensions; If a rifle closes on a GO gage, the chamber will accept ammunition that is made to SAAMI maximum specifications
Headspace is measured from the bolt face to one of four locations, depending on the cartridge used
Headspace standards are set by SAAMI (Sporting Arms and Ammunition Manufacturers Institute) specific
Go Gage: Go Gages match the minimum chamber dimensions allowable under SAAMI specifications
308 Winchester Headspace Gauge Set GO - NO-GO - Field
SAR 866
Forster Products .308 Gauge Neck Tension Gauge, Case Mouth Gauges for Reloading, Case Prep, Four Stepped Diameters with Size Etched on Each Tool
SAR 233
Forster Collet Bullet Puller Collet 22 Caliber (224 Diameter)
SAR 131
Forster Products Bench Rest Ultra Micrometer Seater Die 300 AAC Blackout
SAR 596
Saudi Arabia
