'Frames' in the Bible

Now the appointed responsibilities of the sons of Merari involved the frames of the tabernacle, its bars, its pillars, its sockets or bases, and all the equipment, and all the service concerning them,

This is what they are assigned to carry [on the march], according to all their service in the Tent of Meeting: the boards [for the framework] of the tabernacle and its bars and its pillars and its sockets or bases,