RCBS .40 S&W Chamber/Case Length Gauge

Ensure the proper fit of your pistol ammunition with the RCBS Chamber/Cartridge Gauge. Featuring a 1-piece, non-adjustable design, this gauge checks all critical dimensions of your pistol ammunition to ensure it fits correctly. Simply drop a loaded round into the precision-crafted gauge if it fits, it will fit your pistol. The gauge checks both chambering and cartridge length, providing you with peace of mind and confidence before you hit the range. Don't take chances with improperly fitting ammo choose the RCBS Chamber/Cartridge Gauge and shoot with confidence every time.