The Rock Island Police Department is requesting bid proposals for the purchase of ninety (90) Sig Sauer P320 Carry .40 caliber handguns with three magazines (W320CA-40-BSS), ten (10) Sig Sauer P365 9MM caliber handguns with the magazines (W365-9-BXR), and ten (10) Sig Sauer P320 Carry 9MM slide, barrel and recoil springs for conversion of the P320 from .40 caliber to 9MM.The items listed on the Price Quotation Sheet are brand name specific, and NO SUBSTITUIONS will be accepted.The vendor shall also include their offered trade-in price of the Police Department's existing Glock 22, 23, and 27 current handguns with a provision for officers to purchase their existing duty handgun if they