Brake Assembly, 4-1/2 Inch, Steel Anchor Backing Plate, 5/8 Inch Bore Part #2208
This 4-1/2" Drum Brake slips into the Drum or Drum/Sprocket Combo which attaches to a Tristar Wheel.
Use the one-piece Brake-Drum/Sprocket combo #2217 60T, or #2218 72T,.
Or, you can also use the 2213-OD flanged Drum to attach sprocket for a truer fit. Particularly if your bike has a scrub brake.
The 2213-OD flanged Drum attaches to 5, 6, or 8" Tristar wheels.
note: use of a 72T Sprocket requires 6" or 8" wheel.