Forster Products 6mm Remington No-Go Gauge Features The Forster 6mm Remington No-Go Gauge is machined to exacting SAAMI specifications giving gunsmiths and rifle owners an accurate reference for confirming maximum recommended chamber headspace. Used alongside the Go and Field gauges the No-Go Gauge is the middle step in a complete headspace assessment and the bolt should not close on this gauge in a properly chambered rifle. Proper headspace is critical to preventing malfunctions such as misfires case ruptures or excessive wear that can compromise both accuracy and safety. This gauge is especially valuable when chambering a new 6mm Remington barrel or inspecting a used rifle before purchase. Crafted from hardened steel this No-Go Gauge withstands repeated use in a gunsmithing shop without losing its precision dimensions. At 1.781 inches long and 0.471 inches in diameter it is sized to drop directly into the chamber for a quick reliable check against the bolt face. Gunsmiths and serious handloaders alike appreciate the clear differentiation this gauge provides when paired with its Go and Field counterparts. This Forster 6mm Remington No-Go Gauge is a dependable addition to any gunsmithing toolkit available for sale at GrabAGun. Forster Products 6mm Remington No-Go Gauge Specifications Manufacturer: Forster Model: 6mm Remington No-Go Gauge Caliber: 6mm Remington Gauge Type: No Go Material: Steel Length: 1.781 Weight: 0.098 lbs Available At: GrabAGun