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

The EUREKA PALISADE Biggest Little Railroad in the World NEW BOOK 2019
The EUREKA PALISADE Biggest Little Railroad in the World NEW BOOK 2019
$70.36
Time Remaining: 1d 7h 9m
Buy It Now for only: $70.36
HO Scale HOn3 SS Limited Dinky Creek Bridge Narrow gauge Railroad California
HO Scale HOn3 SS Limited Dinky Creek Bridge Narrow gauge Railroad California
$79.00
Time Remaining: 2d 12h 42m
Roco H0e 32403 Vineyard Track Light Railway Soft Right 24 Electric New +Box
Roco H0e 32403 Vineyard Track Light Railway Soft Right 24 Electric New +Box
$32.43
Time Remaining: 3d 3h 35m
Buy It Now for only: $32.43
Roco H0e 32201 S Light Railway Flex Track Length 28 3 4in 12 Pieces New + in
Roco H0e 32201 S Light Railway Flex Track Length 28 3 4in 12 Pieces New + in
$89.60
Time Remaining: 3d 3h 35m
Buy It Now for only: $89.60
Roco H0e 32401 Vineyard Track Light Railway Soft Left 24 Electric New +Box
Roco H0e 32401 Vineyard Track Light Railway Soft Left 24 Electric New +Box
$32.43
Time Remaining: 3d 3h 35m
Buy It Now for only: $32.43
SUPERB BRIEFCASE MODEL RAILWAY LAYOUT AND TRAIN BY MOUNTAIN LAKE MODELS RAILWAYS
SUPERB BRIEFCASE MODEL RAILWAY LAYOUT AND TRAIN BY MOUNTAIN LAKE MODELS RAILWAYS
$1,621.61
Time Remaining: 8d 21h 33m
Buy It Now for only: $1,621.61
Roco 32403 H0e Electric Light Railway Soft Right New in Original Package
Roco 32403 H0e Electric Light Railway Soft Right New in Original Package
$33.05
Time Remaining: 10d 23h 4m
Buy It Now for only: $33.05
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: 11d 11h 56m
Buy It Now for only: $179.95
Roco 32401 Narrow Gauge H0e Electric Light Railway Soft Left New Boxed
Roco 32401 Narrow Gauge H0e Electric Light Railway Soft Left New Boxed
$33.05
Time Remaining: 11d 23h 12m
Buy It Now for only: $33.05
Noch 58671 Hom Hoe Rhne Viaduct for Narrow Gauge Railway  Nip
Noch 58671 Hom Hoe Rhne Viaduct for Narrow Gauge Railway Nip
$39.41
Time Remaining: 12d 1h 3m
Buy It Now for only: $39.41
Noch 58668 Hom Hoe Bruchstein Viadukt for Narrow Gauge Railway  Nip
Noch 58668 Hom Hoe Bruchstein Viadukt for Narrow Gauge Railway Nip
$52.55
Time Remaining: 12d 1h 3m
Buy It Now for only: $52.55
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: 12d 8h 48m
Buy It Now for only: $35.56
O On30 24 WATERLINE LOGS Model Railroad Scenery Unpainted Resin Details FR1665
O On30 24 WATERLINE LOGS Model Railroad Scenery Unpainted Resin Details FR1665
$26.95
Time Remaining: 21d 15h 20m
Buy It Now for only: $26.95
16 LOG BRONC O On30 Model Railroad Waterline Hull Unpainted Cast Resin Kit FR65
16 LOG BRONC O On30 Model Railroad Waterline Hull Unpainted Cast Resin Kit FR65
$29.95
Time Remaining: 23d 4h 27m
Buy It Now for only: $29.95
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: 23d 4h 35m
Buy It Now for only: $294.95
On30 Scale Ultimate Railroad Prototype Picture CD Collection Set 25000+ images
On30 Scale Ultimate Railroad Prototype Picture CD Collection Set 25000+ images
$99.99
Time Remaining: 24d 1h 29m
Buy It Now for only: $99.99
DRGW Locomotives 15mm F 1203 Model Railroad Water Slide Decal Set SJD254
DRGW Locomotives 15mm F 1203 Model Railroad Water Slide Decal Set SJD254
$32.42
Time Remaining: 24d 13h 16m
Buy It Now for only: $32.42
RGS Sunrise Locomotive 15mm F 1203 Model Railroad Water Slide Decal Set SJD255
RGS Sunrise Locomotive 15mm F 1203 Model Railroad Water Slide Decal Set SJD255
$33.54
Time Remaining: 24d 13h 19m
Buy It Now for only: $33.54

Other On30 Scale train items recently purchased through this site:

HO Scale HOn3 SS Limited Dinky Creek Bridge Narrow gauge Railroad California
Roco 32401 Narrow Gauge H0e Electric Light Railway Soft Left New Boxed
The EUREKA PALISADE Biggest Little Railroad in the World NEW BOOK 2019
On30 Scale Ultimate Railroad Prototype Picture CD Collection Set 25000+ images
170 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Unpainted Kit HL110S
DRGW Locomotives 15mm F 1203 Model Railroad Water Slide Decal Set SJD254
RGS Sunrise Locomotive 15mm F 1203 Model Railroad Water Slide Decal Set SJD255
O On30 24 WATERLINE LOGS Model Railroad Scenery Unpainted Resin Details FR1665
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman Kit HL109S
16 LOG BRONC O On30 Model Railroad Waterline Hull Unpainted Cast Resin Kit FR65
SUPERB BRIEFCASE MODEL RAILWAY LAYOUT AND TRAIN BY MOUNTAIN LAKE MODELS RAILWAYS
Noch 58668 Hom Hoe Bruchstein Viadukt for Narrow Gauge Railway Nip
Noch 58671 Hom Hoe Rhne Viaduct for Narrow Gauge Railway Nip
Roco 32403 H0e Electric Light Railway Soft Right New in Original Package
Dundas Models DM25 Festiniog Railway 2 Ton Steel Sided Slate Wagon 5 Pack T48
Roco H0e 32201 S Light Railway Flex Track Length 28 3 4in 12 Pieces New + in
Roco H0e 32401 Vineyard Track Light Railway Soft Left 24 Electric New +Box
Roco H0e 32403 Vineyard Track Light Railway Soft Right 24 Electric New +Box