The Sig Sauer Magazine P220 8rd Nickel 45 ACP is a standard factory replacement magazine. This magazine is for the 45 full size Sig Sauer chambered in 45SCP and holds 8 rounds of ammunition. It is made of steel and is made to standard specifications and tolerances using the same manufacturing and materials as the original equipment magazines ensuring perfect fit and operation. - Sig Sauer P220 8rd Nickel 45 ACP - Specifications and Features: - .45 ACP - 8 Rounds - Steel magazine body - Polished Nickel Finish