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Cam – 4.5 mm Shaft Diameter 4 Chuffs GME-4-5.0 $ 17.89
Glue this cam to the driver axle and use the Grizzly Mountain Engineering Wiper Mount Kit to complete the circuit.
Select the number of chuffs per revolution of your axle and your driver axle outer diameter. About 90% of the HO locos have a 3 mm axle.
Serving: Apache Junction, Avondale, Buckeye, Carefree, Chandler, Chandler Heights, El Mirage, Fountain Hills, Gilbert, Glendale, Goodyear, Litchfield Park, Mesa, New River, Paradise Valley, Peoria, Phoenix, Queen Creek, Scottsdale, Sun City, Sun City Grand, Sun City West, Surprise, Tempe, Tolleson, Wickenburg