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

KATO N gauge 87 series TWILIGHT EXPRESS Ruifu 10 Car Set 10 1570 Diesel Car
KATO N gauge 87 series TWILIGHT EXPRESS Ruifu 10 Car Set 10 1570 Diesel Car
$349.90
Time Remaining: 20h 16m
Buy It Now for only: $349.90
Narrow Gauge H0e System Dimensions 57 1 8in x 31 1 2in only Pick Up with Very
Narrow Gauge H0e System Dimensions 57 1 8in x 31 1 2in only Pick Up with Very
$608.06
Time Remaining: 20h 43m
Buy It Now for only: $608.06
Joe Works H0n30 0 6 0T Porter boxed unmade brass kit  H0e narrow gauge
Joe Works H0n30 0 6 0T Porter boxed unmade brass kit H0e narrow gauge
$233.24
Time Remaining: 1d 2h 11m
KATO N gauge diesel train 58 based non air conditioned car express good at 7 Car
KATO N gauge diesel train 58 based non air conditioned car express good at 7 Car
$208.64
Time Remaining: 1d 3h 12m
Buy It Now for only: $208.64
KATO N gauge 12 based express shaped passenger railway specification 6 Car Set 1
KATO N gauge 12 based express shaped passenger railway specification 6 Car Set 1
$155.24
Time Remaining: 1d 3h 12m
Buy It Now for only: $155.24
O S Wiseman Models Metal Engine Kits Narrow Gauge
O S Wiseman Models Metal Engine Kits Narrow Gauge
$40.00
Time Remaining: 1d 9h 55m
KATO N gauge 209 based 500 series PS28 equipped Ch Sbu Line Basic 6 Car Set 1
KATO N gauge 209 based 500 series PS28 equipped Ch Sbu Line Basic 6 Car Set 1
$277.40
Time Remaining: 1d 22h 56m
Buy It Now for only: $277.40
NARROW GAUGE LOCO SHED LIGHTED O SCALE UNIQUE ITEM
NARROW GAUGE LOCO SHED LIGHTED O SCALE UNIQUE ITEM
$36.99
Time Remaining: 2d 3h 8m
Bachmann SPIRIT AMERICA 2 6 0 Mogul Steam Locomotive TRAIN SET On30 NARROW GAUGE
Bachmann SPIRIT AMERICA 2 6 0 Mogul Steam Locomotive TRAIN SET On30 NARROW GAUGE
$99.99
Time Remaining: 2d 14h 31m
AHM Minikits Narrow Gauge Engine Shed Weathered Painted and Lighted
AHM Minikits Narrow Gauge Engine Shed Weathered Painted and Lighted
$28.00
Time Remaining: 2d 16h 25m
Scratch Built On30 Gauge Trestle Bridge w Rails
Scratch Built On30 Gauge Trestle Bridge w Rails
$59.95
Time Remaining: 3d 8h 12m
Buy It Now for only: $59.95
Busch 34004 Tt Gauge Bauzugaufenthaltswagen MCi 43New Original Packaging
Busch 34004 Tt Gauge Bauzugaufenthaltswagen MCi 43New Original Packaging
$39.09
Time Remaining: 3d 20h 48m
Buy It Now for only: $39.09
Busch 32000 Tt Gauge Luggage Car Pwi 93  New Original Packaging
Busch 32000 Tt Gauge Luggage Car Pwi 93 New Original Packaging
$39.09
Time Remaining: 3d 21h 3m
Buy It Now for only: $39.09
H0n30 7mm Narrow Gauge Etched Brass Body for Bachmann HO 70 tonner Kit No 702
H0n30 7mm Narrow Gauge Etched Brass Body for Bachmann HO 70 tonner Kit No 702
$25.22
Time Remaining: 4d 7h 38m
Buy It Now for only: $25.22
Varian 0572 K7360 301 Ionization Gauge
Varian 0572 K7360 301 Ionization Gauge
$129.99
Time Remaining: 5d 3h 51m
Buy It Now for only: $129.99
3 105 HO Gauge Unitrack HM1 R670 Endless Track Basic Set
3 105 HO Gauge Unitrack HM1 R670 Endless Track Basic Set
$152.33
Time Remaining: 5d 5h 50m
Buy It Now for only: $152.33
KATO N gauge old form passenger 4 Car Set tea 10 034 model railroad passenger c
KATO N gauge old form passenger 4 Car Set tea 10 034 model railroad passenger c
$103.77
Time Remaining: 5d 5h 50m
Buy It Now for only: $103.77
Kato N Gauge E231 System 0 Series Ch   S bu Line 6 Both Basic Set 10 1520 M
Kato N Gauge E231 System 0 Series Ch S bu Line 6 Both Basic Set 10 1520 M
$173.80
Time Remaining: 5d 6h 15m
Buy It Now for only: $173.80
Kato N Gauge E231 System 0 Series Ch   S bu Line 4 Both hematopoiesis Set 1
Kato N Gauge E231 System 0 Series Ch S bu Line 4 Both hematopoiesis Set 1
$95.47
Time Remaining: 5d 6h 17m
Buy It Now for only: $95.47
KATO N gauge DE10 JR Kyushu specification 2 Car Set Special product 10 1534 mode
KATO N gauge DE10 JR Kyushu specification 2 Car Set Special product 10 1534 mode
$288.48
Time Remaining: 5d 9h 55m
Buy It Now for only: $288.48
KATO N gauge 701 based 1000 series Sendai color 4 Car Set 10 1553 model railroa
KATO N gauge 701 based 1000 series Sendai color 4 Car Set 10 1553 model railroa
$181.64
Time Remaining: 5d 18h 52m
Buy It Now for only: $181.64

Other On30 Scale train items recently purchased through this site:

Hangman Creek Lumber Company DVD HO HOn3 S Sn3 O On3 On30 Narrow Gauge
O S Wiseman Models Metal Engine Kits Narrow Gauge
Scratch Built On30 Gauge Trestle Bridge w Rails
Bachmann SPIRIT AMERICA 2 6 0 Mogul Steam Locomotive TRAIN SET On30 NARROW GAUGE
BTS 17143 On30 Laser Cut Narrow Gauge Cheat Run Trestle Craftsman Building
AHM Minikits Narrow Gauge Engine Shed Weathered Painted and Lighted
Peco SL 500 On30 Narrow Gauge Mainline Plastic Tie Flex Track Code 100
NEVADA CENTRAL Sagebrush Narrow Gauge Out of Print NEW BOOK
BUDWEISER CABOOSE HAWTHORNE VILLAGE NARROW GAUGE On30 Scale Train MINT
COCA COLA COKE CABOOSE HAWTHORNE VILLAGE NARROW GAUGE On30 Train MINT
Namib Narrow Gauge Sydney M Moire HT Crittenden
Varian 0572 K7360 301 Ionization Gauge
Narrow Gauge and Shoreline Gazette 8 Issues great condition
Narrow Gauge Through the Bush Ontarios Toronto Grey Bruce and Nipissing
KATO N gauge ICE4 7 both basic set 10 1512 model railroad train
Busch 51553 Gauge H0 Ifa G5 59 Tank Truck 1550 Benzintankwagen Minol Nip
Twenty Four Inches Apart The Two Foot Gauge Railways of the Cape of Good Hope
KATO N gauge 923 form 3000 series Doctor Yellow hematopoiesis 4 Car Set 10 897 m
Cagneys Locomotive Works Miniature Railroad Supplier Narrow Gauge
KATO N gauge 201 based center line color T organized 6 both basic set 10 1551 mo
Narrow Gauge LOMBARD Log Hauler Finished Model HOn3 HO Scale Craftsman model
KATO N gauge EF200 appeared during coating 3036 2 model railroad electric locomo
Narrow Gauge H0e System Dimensions 57 1 8in x 31 1 2in only Pick Up with Very
KATO N gauge 12 based express shaped passenger railway specification 6 Car Set 1
The Two Foot Gauge Enigma Beira Railway 1890 1900 by A Baxter