Ath-95005 switcher flywheels Fits 1/8" dia. shaft (pkg 2)

Switcher flywheels (pkg 2)

dimensions (5/16" thick X 3/4" diameter X .125 - 1/8" ID / hole size)

Fits Athearn RTR motor shaft  1/8 " Dia.

(Note! these are press fit on motor shaft)