CARCANO M-91 CAVALRY CARBINE Surplus 6.5x52mmSales in Canada Carcano M91 Cavalry Carbine 6. 5x52mm, Folding Bayonet, Surplus Condition WWI Era Military History in Your Hands WOOD The Carcano M91 Cavalry Carbine is a direct relic from Europes battlefields a turn of the century bolt action carbine featuring the iconic side folding bayonet and chambered in the unique 6. 5x52mm Carcano cartridge. Issued to Italian cavalry and frontline troops during WWI and WWII, this compact rifle is now a prized