Wahl Attachment The #1/2 Cutting Guide comes in Light Gray (3137-101) and measures at a cutting length of 1/16”. The Wahl Professional Cutting Guides fit all full-size Wahl Professional blades excluding the Competition Series and 5-in-1 Magic Blades. #1/2 COLOR-CODED NYLON CUTTING GUIDE - LIGHT GRAY 1/16"
