chain size equavilant

  1. 1980sRELIC

    Chains Is chain size 415/420 same size as a beachcruiser 1/2 X 1/8 chain?

    I cant find no centrifugal clutch supplier that is able to sell me a 3/4 bore centrifugal clutch that has a common 18 tooth sprocket from off of a coaster brake rear rim used by beachcruisers or the older BMX bike single piece crank bikes using the 1/2 x 1/8 standard chain that is not used on...