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

2 car set 1203 Scale Narrow Gauge Fall River Gondola flat car
2 car set 1203 Scale Narrow Gauge Fall River Gondola flat car
$350.00
Time Remaining: 1d 11h 50m
Buy It Now for only: $350.00
WINTER FUN GONDOLA 2009 HAWTHORNE MM HOLIDAY EXPRESS FIGURE AND TRACK NIB
WINTER FUN GONDOLA 2009 HAWTHORNE MM HOLIDAY EXPRESS FIGURE AND TRACK NIB
$74.99
Time Remaining: 7d 18h
Buy It Now for only: $74.99
Bachmann BAC27203 On30 Spectrum Gondola WPY
Bachmann BAC27203 On30 Spectrum Gondola WPY
$34.87
Time Remaining: 10d 11h 9m
Buy It Now for only: $34.87
Bachmann BAC27202 On30 Spectrum Gondola MOW Gray
Bachmann BAC27202 On30 Spectrum Gondola MOW Gray
$31.84
Time Remaining: 10d 11h 10m
Buy It Now for only: $31.84
Bachmann ON30 Porter Locomotive with 4 Customized ON30 Gondola Cars 5 Pc Set
Bachmann ON30 Porter Locomotive with 4 Customized ON30 Gondola Cars 5 Pc Set
$149.95
Time Remaining: 11d 9h 18m
Buy It Now for only: $149.95
HOn3 WEST SIDE LUMBER CO LONG GONDOLA CAR 15
HOn3 WEST SIDE LUMBER CO LONG GONDOLA CAR 15
$25.00
Time Remaining: 15d 16h 43m
Buy It Now for only: $25.00
HOn3 DRGW MODERN GONDOLA KIT BY TOMALCO
HOn3 DRGW MODERN GONDOLA KIT BY TOMALCO
$26.00
Time Remaining: 15d 16h 46m
Buy It Now for only: $26.00
ON3 ON30 SILVER CITY MODELS DRGW 1872 17 4 WHEEL GONDOLA CAR KIT
ON3 ON30 SILVER CITY MODELS DRGW 1872 17 4 WHEEL GONDOLA CAR KIT
$26.00
Time Remaining: 21d 14h 7m
Buy It Now for only: $26.00
on30 spectrum gondola mineral red
on30 spectrum gondola mineral red
$73.35
Time Remaining: 23d 10h 23m
Buy It Now for only: $73.35
On30 Spectrum Gondola Mineral Red
On30 Spectrum Gondola Mineral Red
$38.69
Time Remaining: 26d 14h 15m
Buy It Now for only: $38.69
RIO GRANDE MODELS DRGW AIR DUMP GONDOLA
RIO GRANDE MODELS DRGW AIR DUMP GONDOLA
$25.00
Time Remaining: 27d 1h 32m
Buy It Now for only: $25.00

Other On30 Scale train items recently purchased through this site:

ON3 ON30 SILVER CITY MODELS DRGW 1872 17 4 WHEEL GONDOLA CAR KIT
WINTER FUN GONDOLA 2009 HAWTHORNE MM HOLIDAY EXPRESS FIGURE AND TRACK NIB
RIO GRANDE MODELS DRGW AIR DUMP GONDOLA
HOn3 DRGW MODERN GONDOLA KIT BY TOMALCO
HOn3 WEST SIDE LUMBER CO LONG GONDOLA CAR 15
2 car set 1203 Scale Narrow Gauge Fall River Gondola flat car
On30 Spectrum Gondola Mineral Red
Bachmann BAC27203 On30 Spectrum Gondola WPY
Bachmann ON30 Porter Locomotive with 4 Customized ON30 Gondola Cars 5 Pc Set
Bachmann BAC27202 On30 Spectrum Gondola MOW Gray
on30 spectrum gondola mineral red