USED RCBS Chamber/Case Length Gauge 6.5mm Creedmoor. With its one-piece non-adjustable design this gauge checks all critical dimensions of pistol ammunition to ensure a proper fit. Simply drop a loaded round into the precision-made gauge if it fits the gauge it will fit your pistol. The gauge checks both chambering and cartridge length giving you peace of mind and confidence before heading to the shooting range. Don't take chances with poorly fitting ammo choose the RCBS Chamber/Cartridge Gauge and shoot with confidence. Specifications for RCBS Chamber/Case Length Gauge: Manufacturer: RCBS Color: Gold Country of Origin: USA Features of RCBS Chamber/Case Length Gauge Quickly confirms ammunition will fit your pistol's chamber Easy-to-read engravings display caliber size Check case length diameter and overall cartridge length Easy-to-read engravings display caliber size Package Contents: RCBS Chamber/Case Length Gauge RCBS 88285: Chamber/Case Length Gauge 6.5mm Creedmoor