Mark 7 50 round Case Gauge in 40 S&W

Mark 7® 50 round Case Gauge - Chamber Checker in 40 S&W.

These new 50 Round ammo gauges are machined to minimum SAAMI standard. They are manufactured from 6061 aluminum and anodized to give it that perfect finish with finger grooves for easy handling.

The layout of these gauges have been designed to work many standard 50 round plastic trays. A perfect way to check your ammo or factory ammo.

Ammunition can be flipped easily to allow bullets to face down - Video demonstration coming soon.