Autofeed Assembly, Product Type Autofeed Assembly, Compatible Cleaner Manufacturer Part Number SP-MD50, SP-MD50-1, Compatible Cleaner Series 22XP38, 22XP39, Material Steel, Compatible Cable or Hose Diameter 3/8 in, 1/2 in, Compatible Cleaner Grainger Part Number 22XP38, 22XP39, Connection Size 5/8 in, Fits Brand Westward, For Use With Drain Cleaning Machines