Springfield Armory 1911 Hammer Strut Features The Springfield Armory 1911 Hammer Strut is manufactured from steel with a matte blued finish to Springfield Armory s exacting specifications ensuring correct fitment within the 1911 hammer assembly that maintains proper hammer geometry and consistent trigger function through sustained use. As a genuine factory OEM component it matches the original specification precisely across all compatible calibers including 9mm Luger 38 Super 10mm Auto 40 S&W and 45 ACP delivering the dimensional accuracy and functional reliability that aftermarket alternatives cannot replicate on the 1911 platform. Correct hammer strut fitment is critical to smooth consistent hammer travel and reliable ignition and this factory replacement ensures that performance is restored to the original design specification without compromise. Simple to install by a competent armorer this 1911 hammer strut is an invaluable addition to any 1911 owner s spare parts kit for quick repairs and unexpected maintenance needs. For 1911 owners and armorers who demand factory-correct components throughout the hammer assembly this hammer strut is the definitive replacement. Springfield Armory 1911 Hammer Strut Specifications Manufacturer: Springfield Armory Model: 1911 Hammer Strut Caliber: 9mm Luger 38 Super 10mm Auto 40 S&W 45 ACP Material: Steel Finish: Matte blued Quantity: 1 Firearm Fit: Springfield Armory 1911 universal 1911-pattern