Just pointing out some more eBay auctions of UNE Support Troops:
1510 Heavy Weapon Trooper, which is the UNE Commandos with Plasma Projectors
1551 Flechette Gun Trooper, which is a UNE Commando with Flechette Gun and a Commando Loader
1554 Auto-RAM Trooper, which is the UNE Powered Infantry Trooper with Auto-Ram & Powered Infantry Trooper E-Loader
All the same seller located in France, but he ships worldwide.