• An adjustable dual-length "Big-Stick" magazine gauge: simply flip the adjustment block to switch between 170.0 mm (IPSC Open division) and 171.25 mm (USPSA Open division)
• A 140 mm magazine gauge (measuring 141.25 mm as required by USPSA for Standard/Production division)
• A 35.0 mm gauge for Classic Division magwell width
• A 50.00 mm gauge to verify gear-to-body distance
• Just 55 grams!
