Building blocks
Bandit Platform Sheet 3x3 B
Frames are the gateway block to building. They can be used to rough out base ideas or as temporary scaffolding.
Pick them up at any time. Upgrade them with wood & a construction tool to make them permanent and much stronger.
Repair with wood & a construction tool.
Harvest drops
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
When it collapses
Falling, it leaves 
Wood Debris (Terrain) (75% of the time) where it lands.