MERKEL O/U MODEL
12, 16, or 20 ga. (2 3/4 in. chamber) over 5.6x50R, 5.6x52R, 6.5x55mm, 6.5x57R, 7x57R, 7x65R, 8x57JRS, 9.3x74R, .22 Hornet (disc. 1997), .222 Rem., .243 Win., .30-06, .308 Win., or .375 H&H (disc. 1994) cal., 25.6 in. barrels, various c...