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 railway'.

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: 2d 18h 59m
Buy It Now for only: $29.95
Model Railroad Software Tools All Scales New Version 184
Model Railroad Software Tools All Scales New Version 184
$27.95
Time Remaining: 5d 19h 6m
Buy It Now for only: $27.95
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman
86 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Craftsman
$174.95
Time Remaining: 11d 23h 50m
Buy It Now for only: $174.95
Narrow Gauge and Short Line Gazette Magazine lot of 13 Model Railroad 1979 1981
Narrow Gauge and Short Line Gazette Magazine lot of 13 Model Railroad 1979 1981
$27.99
Time Remaining: 18d 10h 36m
Buy It Now for only: $27.99
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: 23d 24m
Buy It Now for only: $26.95
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
$289.95
Time Remaining: 23d 19h 11m
Buy It Now for only: $289.95

Other On30 Scale train items recently purchased through this site:

170 HOWE TRUSS DECK BRIDGE S On30 Model Railroad Structure Unpainted Kit HL110S
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
O On30 24 WATERLINE LOGS Model Railroad Scenery Unpainted Resin Details FR1665
Model Railroad Software Tools All Scales New Version 184
Narrow Gauge and Short Line Gazette Magazine lot of 13 Model Railroad 1979 1981