SIG Sauer P320 CO2 Pistol Magazine, 20rds, 2 Pack, .177 cal
SIG Sauer P320 Pistol Magazine, 20rds, 2 Pack20rd magazine 2 pack For .177 pellets
Please Note: We are aware Sig Sauer product pages state these are 30 round magazines. They are not, and in fact are 20 round magazines. These magazines are not compatible with the M17.