Wahl No. 4.5mm 1 1/2 Attachment Comb Plum is a Colour Coded Attachment Comb to increase the cutting length of your clipper. Suitable for all taper clippers. #0.5 (Part No.: 3137-2501), #1.5 (Part No.: 3139-2601), #1 (Part No.: 3114-2001), #2 (Part No.: 3124-700), #3 (Part No.: 3134-1001), #4 (Part No.: 3144-1201), #5 (Part No.: 3135-2401), #6 (Part No.: 3174-600), #7 (Part No.: 3145-2701), #8 (Part No.: 3150-1301).