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'.

BLACKSTONE MODELS HOn3 B370101 Snowplow Assembly for Blackstone K 27
BLACKSTONE MODELS HOn3 B370101 Snowplow Assembly for Blackstone K 27
$26.99
Time Remaining: 2d 11h 43m
Buy It Now for only: $26.99
BLACKSTONE MODELS HOn3 B370111 Road Pilot Assembly for Blackstone K 27
BLACKSTONE MODELS HOn3 B370111 Road Pilot Assembly for Blackstone K 27
$26.99
Time Remaining: 2d 11h 51m
Buy It Now for only: $26.99
BLACKSTONE MODELS HOn3 B370112 Switcher Pilot Assembly for Blackstone K 27
BLACKSTONE MODELS HOn3 B370112 Switcher Pilot Assembly for Blackstone K 27
$26.99
Time Remaining: 2d 11h 56m
Buy It Now for only: $26.99
0 ON30 MILEPOST MODELS ROGERS PLUMBING  HEATING SUPPLY 1809 NEW RE ISSUE
0 ON30 MILEPOST MODELS ROGERS PLUMBING HEATING SUPPLY 1809 NEW RE ISSUE
$49.50
Time Remaining: 4d 23h 6m
Buy It Now for only: $49.50
O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
$39.95
Time Remaining: 10d 23h 47m
Buy It Now for only: $39.95
Dundas Models DM25 Festiniog Railway 2 Ton Steel Sided Slate Wagon 5 Pack T48
Dundas Models DM25 Festiniog Railway 2 Ton Steel Sided Slate Wagon 5 Pack T48
$35.56
Time Remaining: 11d 20h 15m
Buy It Now for only: $35.56
O On3 On30 WISEMAN MODELS OKT 01 KLEIBER CLOSED CAB LIGHT DELIVERY TRUCK KIT
O On3 On30 WISEMAN MODELS OKT 01 KLEIBER CLOSED CAB LIGHT DELIVERY TRUCK KIT
$54.95
Time Remaining: 14d 1h 47m
Buy It Now for only: $54.95
O On3 On30 1 48 WISEMAN MODELS OKT 03 KLEIBER CLOSED CAB CANOPY TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 03 KLEIBER CLOSED CAB CANOPY TRUCK KIT
$59.95
Time Remaining: 14d 1h 57m
Buy It Now for only: $59.95
O On3 On30 1 48 WISEMAN MODELS OKT 04 KLEIBER CLOSED CAB CEMENT MIXER TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 04 KLEIBER CLOSED CAB CEMENT MIXER TRUCK KIT
$64.95
Time Remaining: 14d 2h 1m
Buy It Now for only: $64.95
O On3 On30 1 48 WISEMAN MODELS OKT 06 KLEIBER CLOSED CAB FLAT BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 06 KLEIBER CLOSED CAB FLAT BED TRUCK KIT
$54.95
Time Remaining: 14d 2h 5m
Buy It Now for only: $54.95
O On3 On30 1 48 WISEMAN MODELS OKT 07 KLEIBER CLOSED CAB KEROSENE TANK TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 07 KLEIBER CLOSED CAB KEROSENE TANK TRUCK KIT
$64.95
Time Remaining: 14d 2h 6m
Buy It Now for only: $64.95
O On3 On30 1 48 WISEMAN MODELS OKT 09 KLEIBER CLOSED CAB OVAL OIL TANK TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 09 KLEIBER CLOSED CAB OVAL OIL TANK TRUCK KIT
$64.95
Time Remaining: 14d 2h 8m
Buy It Now for only: $64.95
O On3 On30 1 48 WISEMAN MODELS OKT 13 KLEIBER CLOSED CAB STAKE BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 13 KLEIBER CLOSED CAB STAKE BED TRUCK KIT
$59.95
Time Remaining: 14d 2h 22m
Buy It Now for only: $59.95
O On3 On30 1 48 WISEMAN MODELS OKT 14 KLEIBER CLOSED CAB WRECKER TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 14 KLEIBER CLOSED CAB WRECKER TRUCK KIT
$64.95
Time Remaining: 14d 2h 25m
Buy It Now for only: $64.95
O On3 On30 1 48 WISEMAN MODELS OKT 16 KLEIBER LOGGING CAMP SUPPLY TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 16 KLEIBER LOGGING CAMP SUPPLY TRUCK KIT
$64.95
Time Remaining: 14d 2h 30m
Buy It Now for only: $64.95
O On3 On30 WISEMAN MODELS OKT 17 KLEIBER OPEN CAB LIGHT DELIVERY TRUCK KIT
O On3 On30 WISEMAN MODELS OKT 17 KLEIBER OPEN CAB LIGHT DELIVERY TRUCK KIT
$54.95
Time Remaining: 14d 2h 33m
Buy It Now for only: $54.95
O On3 On30 1 48 WISEMAN MODELS OKT 19 KLEIBER OPEN CAB CANOPY BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 19 KLEIBER OPEN CAB CANOPY BED TRUCK KIT
$59.95
Time Remaining: 14d 2h 37m
Buy It Now for only: $59.95
O On3 On30 1 48 WISEMAN MODELS OKT 20 KLEIBER OPEN CAB CEMENT MIXER TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 20 KLEIBER OPEN CAB CEMENT MIXER TRUCK KIT
$64.95
Time Remaining: 14d 2h 39m
Buy It Now for only: $64.95
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 2h 43m
Buy It Now for only: $54.95
O On3 On30 1 48 WISEMAN MODELS OKT 23 KLEIBER OPEN CAB KEROSENE TANK TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 23 KLEIBER OPEN CAB KEROSENE TANK TRUCK KIT
$64.95
Time Remaining: 14d 2h 46m
Buy It Now for only: $64.95
O On3 On30 1 48 WISEMAN MODELS OKT 25 KLEIBER OPEN CAB OVAL OIL TANK TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 25 KLEIBER OPEN CAB OVAL OIL TANK TRUCK KIT
$64.95
Time Remaining: 14d 2h 50m
Buy It Now for only: $64.95

Other On30 Scale train items recently purchased through this site:

ON3 ON30 SILVER CITY MODELS KILGORE MOW SUPPLY CAR KIT LOGGING
0 ON30 MILEPOST MODELS ROGERS PLUMBING HEATING SUPPLY 1809 NEW RE ISSUE
HOn3 BRASS DRGW UNITED SCALE MODELS TENDER TRUCKS NIB
BLACKSTONE MODELS HOn3 B370101 Snowplow Assembly for Blackstone K 27
O On3 On30 1 48 WISEMAN MODELS OKT 13 KLEIBER CLOSED CAB STAKE BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 14 KLEIBER CLOSED CAB WRECKER TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 23 KLEIBER OPEN CAB KEROSENE TANK TRUCK KIT
HON3 6 PACKS OF DRGW DECAL NEW MICOSCALESANJUAN TIMBER CREEK MODELS
O ON30 SCALE SILVER CITY MODELS RESIN STEAM BOILER LOGGING
ON3 ON30 SILVER CITY MODELS DRGW 1872 14 4 WHEEL GONDOLA CAR KIT
O On3 On30 1 48 WISEMAN MODELS OKT 19 KLEIBER OPEN CAB CANOPY BED TRUCK KIT
BLACKSTONE MODELS HOn3 B370111 Road Pilot Assembly for Blackstone K 27
ON3 ON30 SILVER CITY MODELS DRGW 1872 12 4 WHEEL BOX CAR KIT
O On3 On30 1 48 WISEMAN MODELS OKT 28 KLEIBER OPEN CAB STAKE BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 20 KLEIBER OPEN CAB CEMENT MIXER TRUCK KIT
BLACKSTONE MODELS HOn3 B370112 Switcher Pilot Assembly for Blackstone K 27
O SCALE On3 On30 1 48 WISEMAN MODELS OKT 22 KLEIBER OPEN CAB FLAT BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 25 KLEIBER OPEN CAB OVAL OIL TANK TRUCK KIT
O On3 On30 WISEMAN MODELS OKT 17 KLEIBER OPEN CAB LIGHT DELIVERY TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 07 KLEIBER CLOSED CAB KEROSENE TANK TRUCK KIT
O On3 On30 WISEMAN MODELS OKT 01 KLEIBER CLOSED CAB LIGHT DELIVERY TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 04 KLEIBER CLOSED CAB CEMENT MIXER TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 06 KLEIBER CLOSED CAB FLAT BED TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 16 KLEIBER LOGGING CAMP SUPPLY TRUCK KIT
O On3 On30 1 48 WISEMAN MODELS OKT 03 KLEIBER CLOSED CAB CANOPY TRUCK KIT