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

O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
$39.95
Time Remaining: 11d 11h 27m
Buy It Now for only: $39.95
O SCALE On3 On30 1 48 WISEMAN MODELS OKT 22 KLEIBER OPEN CAB FLAT BED TRUCK KIT
O SCALE On3 On30 1 48 WISEMAN MODELS OKT 22 KLEIBER OPEN CAB FLAT BED TRUCK KIT
$54.95
Time Remaining: 14d 14h 23m
Buy It Now for only: $54.95
HOn3 BRASS DRGW UNITED SCALE MODELS TENDER TRUCKS NIB
HOn3 BRASS DRGW UNITED SCALE MODELS TENDER TRUCKS NIB
$39.99
Time Remaining: 15d
Buy It Now for only: $39.99
Triangle Scale Models Sn3 6200 series Flat Car Kit FREE SHIPPING
Triangle Scale Models Sn3 6200 series Flat Car Kit FREE SHIPPING
$25.00
Time Remaining: 29d 1h 19m
Buy It Now for only: $25.00

Other On30 Scale train items recently purchased through this site:

HOn3 BRASS DRGW UNITED SCALE MODELS TENDER TRUCKS NIB
O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
O SCALE On3 On30 1 48 WISEMAN MODELS OKT 22 KLEIBER OPEN CAB FLAT BED TRUCK KIT
Triangle Scale Models Sn3 6200 series Flat Car Kit FREE SHIPPING