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FAQs

  • We recommend replacing the recoil spring on a Government 1911 every 2,000 rounds; on a Commander 1911 every 1,500 rounds; and on an Officer 1911, every 500 rounds.

  • On a Government frame, we recommend using a 19# weight for .45 ACP and a 17# weight for 9mm.
  • On a Commander frame, we recommend using a 21# weight for .45 ACP and an 18# weight for 9mm.
  • For our T4 model, we recommend an 18# weight, while a contoured carry cut 1911 in .45 ACP will take a 23# weight spring.

  • Government .45 ACP: .190”
  • Government 9mm: .180”
  • Commander 9mm & .45 ACP: .180”

  • Polish, radius, and tune extractor
  • Adjust ejector for positive ejection if needed
  • Polish the breech face
  • Check the slide stop
  • Throat the barrel/polish chamber and throat
  • Adjust feed ramp angle and polish feed ramp
  • Change recoil spring
  • Check magazine release to be sure magazines drop free
  • Test fire for function and reliability (20 rounds)
**Any parts that need to be replaced must be approved by customer prior to work being performed

  • .45 ACP: .578 x 2
  • 9mm: .500 x 28

  • Yes, we can. We will insert a replacement spacer. No additional charge. A waiver needs to be signed by the customer to waive Nighthawk Custom of any liability.
*Can only be done with Match Grade complete trigger job

  • Government .45 ACP: 17# Gov.
  • Government 9mm: 10# Gov.
  • Government .45 ACP Everlast: 22# Gov.
  • Government 10mm: 23# Gov.
  • Commander .45 ACP: 18# Comm.
  • Commander 9mm: 12# Comm.
  • Commander .45 ACP Everlast: 22# Comm.
  • Commander 10mm: 22# Comm.
  • Commander .38 Super: 12# Comm.
  • Gov./Comm. 9mm Everlast: 22# Comm.
  • Predator/AAC .45 ACP: 15# Gov.
  • Predator 2 & 3: 15# Comm.
  • T4: 13# Comm. flat wire cut down
  • Long Slide: SP0421

  • Hammer, sear, disconnector, trigger/set screw, sear spring, mainspring
**No hammer strut/hammer strut pin