These are the original style Eureka Timberline Junction Tubes for the Timberline 2 and 4 person tents (also fit 2XT, 4XT, 4 2-door, 2 Outfitter, 4 Outfitter, Alpine Meadows 2 & 4). Don't lose them. Knot a string (5-6 in.), put it through the top hole in the junction tube and tie it to the bungee cord at either end of the tent. Repeat for the 2nd tube. No more lost junction tubes. Will not fit SQ models. Weight: 3 oz. Import.