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Product Description
80 each 90° and 45° elbows, couplings and Tees; 32 each gate valves. These all have a small stud to fit the ID of a piece of Evergreen #223 tubing. This tubing measures 0.093 in./2,4 mm OD and 0.039 in./0,99 mm ID. This OD is very close to a nominal 4" pipe (4-1/2 in.) in O scale.
Note: Evergreen tubing is nominal in size. Don't force the fittings .. ream the tubing with a drill bit if necessary
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