Wahl 19mm Clipper Cutting Guide - NO. 619mm Clipper Cutting Guide If you've lost, broken, or would like to add the Wahl No 6 guide comb to your guide comb set, this is a single replacement guide comb. The cutting length is 19 mm. Key Features ONLY FITS full sized clippers DOES NOT FIT 9155 1116 HOME PRO BASIC, 9633 616 EASY CUT, 9314 3016 SMOOTH CUT PRO, 9697 1016 HAIRCUT & BEARD Single replacement guide comb Get the right length the perfect your look