What is for?High quality products. Get better performance for your Labeling Machines. Specs:Material = Plastic/Steel. A = 78 mmB = 30 mmC = M6 – 01.0D = 10 mmE = 50 mmF = 6 mmG = 5 mmH = 12 mmI = 23 mmAdjustment Wheel$19.99PriceAdd to CartBuy Now