556-GO : 5.56mm NATO Caliber Headspace Go Gauge for AR15 / M16 Armorers Kit
SKU
154487
This high quality machined steel gauge measures headspace in the barrel's firing chamber. It is also used to indicate proper chamber depth or an oversized bolt.
Etched with caliber marking and "GO" designation. Machined to SAAMI specification.
Made in USA.
Due to governmental regulations or manufacturer preferences, some product lines or items may be not be available to export in your country.
| Manufacturer Number | 556GO |
|---|---|
| UPC | 154487 |
| Brand | Windham Weaponry |