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

S SCALE Sn3 WISEMAN MODEL SERVICES AHD 2 SPOOL LOGGING DONKEY ENGINE WINCH KIT
S SCALE Sn3 WISEMAN MODEL SERVICES AHD 2 SPOOL LOGGING DONKEY ENGINE WINCH KIT
$54.95
Time Remaining: 4d 3h 26m
Buy It Now for only: $54.95
O On30 On2 On3 Scale BANTA MODELWORKS 6090 Chillerys Cafe model kit
O On30 On2 On3 Scale BANTA MODELWORKS 6090 Chillerys Cafe model kit
$120.00
Time Remaining: 4d 12h 30m
Buy It Now for only: $120.00
Sn3 S CRAFTSMAN BANTA MODELS RICO RIO GRANDE SOUTHERN CAR SHED KIT NEW
Sn3 S CRAFTSMAN BANTA MODELS RICO RIO GRANDE SOUTHERN CAR SHED KIT NEW
$45.00
Time Remaining: 6d 13h 45m
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman Kit HL109S
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman Kit HL109S
$179.95
Time Remaining: 6d 16h 43m
Buy It Now for only: $179.95
On30 WISEMAN MODEL SERVICES 1890s GILPIN STYLE BACHMANN SHAY CONVERSION KIT
On30 WISEMAN MODEL SERVICES 1890s GILPIN STYLE BACHMANN SHAY CONVERSION KIT
$119.95
Time Remaining: 11d 3h 24m
Buy It Now for only: $119.95
O On3 On30 1 48 WISEMAN MODEL SERVICES FORDSON MAC SKAGIT TUGGER HOIST KIT
O On3 On30 1 48 WISEMAN MODEL SERVICES FORDSON MAC SKAGIT TUGGER HOIST KIT
$89.95
Time Remaining: 14d 15h 40m
Buy It Now for only: $89.95
O SCALE On3 On30 BANTA MODEL WORKS 6145 Doc Holidays Apothecary
O SCALE On3 On30 BANTA MODEL WORKS 6145 Doc Holidays Apothecary
$94.00
Time Remaining: 17d 7h 8m
Buy It Now for only: $94.00
170 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Unpainted Kit HL110S
170 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Unpainted Kit HL110S
$294.95
Time Remaining: 20d 9h 22m
Buy It Now for only: $294.95
S Sn3 WISEMAN MODEL SERVICES WILLAMETTE 2 OR 3 DRUM DONKEY ENGINE KIT
S Sn3 WISEMAN MODEL SERVICES WILLAMETTE 2 OR 3 DRUM DONKEY ENGINE KIT
$99.95
Time Remaining: 21d 9h 43m
Buy It Now for only: $99.95
O SCALE On3 On30 On2 BANTA MODEL WORKS 6150 Chillerys Cafe FRONT ONLY
O SCALE On3 On30 On2 BANTA MODEL WORKS 6150 Chillerys Cafe FRONT ONLY
$54.00
Time Remaining: 22d 6h 53m
Buy It Now for only: $54.00
F G scale BANTA MODEL WORKS 8122 Sonnys Used Cars
F G scale BANTA MODEL WORKS 8122 Sonnys Used Cars
$95.00
Time Remaining: 29d 17h 39m
Buy It Now for only: $95.00
On3 On30 WISEMAN RIO GRANDE SOUTHERN MODEL T FORD INSPECTION CAR 1 KIT SSLTD
On3 On30 WISEMAN RIO GRANDE SOUTHERN MODEL T FORD INSPECTION CAR 1 KIT SSLTD
$49.95
Time Remaining: 31d 3h 59m
Buy It Now for only: $49.95

Other On30 Scale train items recently purchased through this site:

Sn3 S CRAFTSMAN BANTA MODELS RICO RIO GRANDE SOUTHERN CAR SHED KIT NEW
On30 WISEMAN MODEL SERVICES 1890s GILPIN STYLE BACHMANN SHAY CONVERSION KIT
On3 On30 WISEMAN RIO GRANDE SOUTHERN MODEL T FORD INSPECTION CAR 1 KIT SSLTD
O On3 On30 1 48 WISEMAN MODEL SERVICES FORDSON MAC SKAGIT TUGGER HOIST KIT
F G scale BANTA MODEL WORKS 8122 Sonnys Used Cars
S SCALE Sn3 WISEMAN MODEL SERVICES AHD 2 SPOOL LOGGING DONKEY ENGINE WINCH KIT
O On30 On2 On3 Scale BANTA MODELWORKS 6090 Chillerys Cafe model kit
O SCALE On3 On30 On2 BANTA MODEL WORKS 6150 Chillerys Cafe FRONT ONLY
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman Kit HL109S
O SCALE On3 On30 BANTA MODEL WORKS 6145 Doc Holidays Apothecary
170 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Unpainted Kit HL110S
S Sn3 WISEMAN MODEL SERVICES WILLAMETTE 2 OR 3 DRUM DONKEY ENGINE KIT