Wahl Color Coded Clipper Guide #1/2 3137-101 by Wahl Sale $2.99 SKU 3137-101 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Wahl standard plastic attachment comb, guide 1/2 = 1.6 mm (1/16″) Wahl color-coded guard set Color-indicated length: Light Gray Fits all Wahl full size clipper blades