SDS Imports Checkmate 1911 Double Stack 9mm Luger Pistol Magazine 17 Round Chrome 1 Pack. Specifications for SDS Imports Checkmate 1911 Double Stack 17 Round 9mm Luger Pistol Magazine: Manufacturer: SDS Imports Gun Make: 2011 Platform 1911 Platform Gun Model: 1911 Caliber: 9mm Luger Magazine Capacity: 17 Round Color: Chrome Package Contents: SDS Imports Checkmate 1911 Double Stack 17 Round 9mm Luger Pistol Magazine What firearm models does the manufacturer say SDS Imports Checkmate 1911 Double Stack 17 Round 9mm Luger Pistol Magazine is compatible with? The manufacturer says that SDS Imports Checkmate 1911 Double Stack 17 Round 9mm Luger Pistol Magazine is compatible with 1911SDS Imports 80001507-17RD: Checkmate 1911 Double Stack 9mm Luger Pistol Magazine 17 Round Chrome 1 Pack