We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for '2-6-6-2 articulated'.

On30 Articulated Loco 2 6 6 2 w Tender DCC Bachmann Item  28798 NIB
On30 Articulated Loco 2 6 6 2 w Tender DCC Bachmann Item 28798 NIB
$324.99
Time Remaining: 29d 4h 44m
Buy It Now for only: $324.99

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On30 Articulated Loco 2 6 6 2 w Tender DCC Bachmann Item 28798 NIB