I have three EBay auctions for Dark Realm Miniatures 6mm vehicles and walkers for their "Seeds of War" game. All are in NIB packs of unassembled pewter models. Note that the Buggies are well-suited to stand in as Epic 40k Imperial Guard vehicles.

1. Andrayadas "Velite" walkers (4 walkers)
http://www.ebay.com/itm/130957241578?ss ... 1555.l2649

2. Pax Arcadia "Javelin" Hoverscouts (4 vehicles with flight stands)
http://www.ebay.com/itm/130957242821?ss ... 1555.l2649

3. Pax Arcadia Buggies (two variant packs with 8 vehicles each)
http://www.ebay.com/itm/130957244385?ss ... 1555.l2649