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Questions & Answers
Is this compatible with auto ordnance 1911a1? Expert Answer

The Ed Brown Products 1911 Machined Ambi Thumb Safety should work fine with that 1911.

by Hunter, Gear Expert, October 4, 2023
Will this fit the springfield 9mm government? Expert Answer

Yes. The Ed Brown Products 1911 Machined Ambi Thumb Safety is designed for all 1911 type frames. Requires minor gunsmith fitting for safe operation and includes complete instructions.

by Ethan, Gear Expert, March 28, 2022
Customer Reviews
Most Recent Reviews
excellent product by panzos, Verified Owner, January 7, 2026
I still haven't found a better thumb safety system than the Ed Brown I mean they got a lot of good ones out there made with tool steel no MIM parts but these are just made to perfection they fit very little and I mean very little hand-fitting require...
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Product Info for Ed Brown Products 1911 Machined Ambi Thumb Safety

Fully machined from barstock steel for unbeatable quality and no chance of warpage or porosity. Shaped for shooting comfort, the lever is angled slightly to keep the thumb from contacting the slide and has a double angle to fit the thumb perfectly. Uses a special hammer pin (included) to hold the safety securely, eliminating the need to modify the grips. Designed for all 1911 type frames. Requires minor gunsmith fitting for safe operation and includes complete instructions.image

3 lever profiles available.

Specifications for Ed Brown Products 1911 Machined Ambi Thumb Safety:

Manufacturer: Ed Brown Products
Gun Type: Pistol
Gun Model: 1911
Fabric/Material: Bar Stock Steel
Hand: Ambidextrous
Condition: New

Features of Ed Brown Products 1911 Machined Ambi Thumb Safety

  • Match Profile: Widest profile levers at 0.247, perfect for matches, left hand stages, and the high thumb shooting style.
  • Tactical Profile: Medium profile levers at 0.167, considered standard on most custom pistols.
  • Carry Profile: Thinnest profile levers at 0.154, with the ideal geometry.

Package Contents:

  • Ed Brown Products 1911 Machined Ambi Thumb Safety

Ed Brown Products 1911 Machined Ambi Thumb Safety Orderable Models

List of Orderable Models

  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Carry Lever Profile, Blue, 892-CARRY , MPN: 892-CARRY , UPC: 800732892030 , Code: 3AG-PFS-EBTHSA-892-CARRY
  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Tactical Lever Profile, Blue, 892-TACT , MPN: 892-TACT , UPC: 800732892047 , Code: 3AG-PFS-EBTHSA-892-TACT
  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Tactical Lever Profile, Stainless Steel, 893-TACT , MPN: 893-TACT , UPC: 800732893044 , Code: 3AG-PFS-EBTHSA-893-TACT
  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Carry Lever Profile, Stainless Steel, 893-CARRY , MPN: 893-CARRY , UPC: 800732893037 , Code: 3AG-PFS-EBTHSA-893-CARRY
  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Match Lever Profile, Stainless Steel, 893-MATCH , MPN: 893-MATCH , UPC: 800732893020 , Code: 3AG-PFS-EBTHSA-893-MATCH
  • Ed Brown Products Machined Ambi Thumb Safety, 1911, Match Lever Profile, Blue, 892-MATCH , MPN: 892-MATCH , UPC: 800732892023 , Code: 3AG-PFS-EBTHSA-892-MATCH

Ed Brown Products 1911 Machined Ambi Thumb Safety Unavailable & Discontinued Models

List of Unorderable Models

  • USED, Ed Brown Products Machined Ambi Thumb Safety, 1911, Tactical Lever Profile, Blue, 892-TACT , MPN: 892-TACT-EDEMO , Code: 3AG-PFS-EBTHSA-892-TACT-EDEMO-IN-B
  • USED Ed Brown Products Machined Ambi Thumb Safety, 1911, Tactical Lever Profile, Blue, 892-TACT, EDEMO1, Used, Condition Fair, Installed/Mounted , MPN: 892-TACT-EDEMO1 , Code: 3AG-PFS-EBTHSA-892-TACT-EDEMO-IN-D
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