La Sportiva Nepal Cube GTX( size 45): Used boots still will plenty of life and in them. A do everything boot for the lower 48. $325 shipped.
La Sportiva Spantiks (size 44.5): Minimally used boots, great for Alaska or colder climates. $350 shipped.
La Sportiva Extreme Evo LT AKA Silver Bullets (size 45): Amazing starter boot to start climbing ice or mountaineering with. Full automatic crampon compatible and warm. $225 shipped.