We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for 'bachman spectrum'.

Bachman Spectrum 0n30 Plug  Play Module 44953 Stearns Heisler Sound Module
Bachman Spectrum 0n30 Plug Play Module 44953 Stearns Heisler Sound Module
$53.00
Time Remaining: 19h 9m
Buy It Now for only: $69.00

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Bachman Spectrum 0n30 Plug Play Module 44953 Stearns Heisler Sound Module