Eureka Timberline 2 and 4 Person Junction Tubes-2 pk.are replacement Junction Tubes for the Timberline 2, 4, 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.Import.