CM Products Classic Full-Size 1911 Pistol Magazine 10mm 9 Round Stainless w/ Pad. Laser welded stainless steel magazine tube with welded base plate drilled for optional polymer base pad (Sold Separately). Specifications for Chip McCormick Classic Full-Size 1911 Pistol Magazine: Manufacturer: Chip McCormick Gun Make: Colt Gun Model: 1911 5in Caliber: 10mm Auto Magazine Capacity: 9 Round Color: Stainless Fabric/Material: Stainless Capacity: 7 Rounds Features of Chip McCormick Classic Full-Size 1911 Pistol Magazine 10mm Caliber Fits All Full-Size (Government Model) 1911 Handguns 9 Round Capacity GI-Style Stainless Steel USGI Style Tube Laser Welded Tube Witness Holes for Visual Round Count Stainless Steel Follower Extra Power Spring for Long-Lasting Tension and Durability Welded Base Plate for the Ultimate in Durability Flush Fit for Minimal Bulk and Easy Concealment Drilled for Base Pad (Sold Separately) Smooth Finish for Easy Insertion / Removal Long-Lasting Function in Dirty Environments CM's 100percent Satisfaction Guarantee Package Contents: Chip McCormick Classic Full-Size 1911 Pistol Magazine Y What firearm models does the manufacturer say Chip McCormick Classic Full-Size 1911 Pistol Magazine is compatible with? The manufacturer suggests that Chip McCormick Classic Full-Size 1911 Pistol Magazine is compatible with 1911 5inCM Products M-CL-10FS9-P: Classic Full-Size 1911 Pistol Magazine 10mm 9 Round Stainless w/ Pad