This is a pair of WW2 USGI Risdon magazines for the M1911. It features 7 round capacity of 45ACP and is marked "R" on the top lip of the base and "C-R" on the bottom lip of the base. Risdon Tool & Machine Company was a subcontractor for Colt during WW2. Both magazines are in good condition with very little wear to the original bluing and only a slight patina. These would be the correct magazines for anyone who owns a WW2 Colt M1911. Your purchase includes both magazines pictured here. Buy online today!