BROWNING SUPERPOSED WITH EXTRA BARREL(S) OR SUPER-TUBES Description
The Superposed could be special ordered from the factory in the following combinations: 12 or 20 ga. with one extra set of barrels in same ga., 12 ga. with one extra set in 20 ga., 12 or 20 ga. with two extra barrel sets of same ga., 20 ga. with one extra set in either 28 ga. or .410 bore, 20 ga. with both 28 ga. and .410 bore barrel sets, and 28 ga. with extra set of .410 bore barrels. Super-Tubes were adaptable on 12 ga. guns only; came from the factory cased with accessories, 16 1/2 in. long, factory installation.