350.00 Iver Johnsons Champion 16 ga single shot Edmonton Sep 12, 2024 - 1:15 PM jedshpakowsky I have a Iver Johnsons Champion 16 gauge single shot for sale. Arms and Cycles works (Canada) LTD- Montreal Made in oobourg. (choke bore, Barrel and lug forged in one) 30 inch barrel. Gun is in good working order.