The Crimson Trace CT RAD Dovetail Mounting Kit lets you mount your Red Dot on your GLOCK pistol. No need for expensive gunsmith work to cut your slide, this kit uses the existing Dovetail notch to secure the low profile adapter plate to the slide. Then simply attach your CT RAD, CT RAD PRO, CT RAD MICRO or CT RAD MICRO PRO to that adapter plate. The Dovetail Mounting Kit is compatible with some of the most popular GLOCK pistols on the market today. Compatible with Glock full size 42/43/48.