1. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Officer Snakeskin
    Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Office... 5.0 (2 Reviews)
    $79.99
    Available View More Options
  2. Ed Brown Mainspring Housing Flat 1911 Officer Chainlink
    Ed Brown Mainspring Housing Flat 1911 Officer Chainlink 3.0 (8 Reviews)
    $49.99
    Available View More Options
  3. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Officer 25 LPI
    Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Office... 5.0 (3 Reviews)
    $84.99
    Available View More Options
  4. Ed Brown Mainspring Housing Flat 1911 Officer 25 LPI Checkered
    Ed Brown Mainspring Housing Flat 1911 Officer 25 LPI Checkered 5.0 (2 Reviews)
    $54.99
    Available View More Options
  5. Wilson Combat Mainspring Housing Flat 1911 Officer Checkered 20 LPI
    Wilson Combat Mainspring Housing Flat 1911 Officer Checkered 20 LPI 4.3 (12 Reviews)
    $46.99 - $48.99
    Available View More Options
  6. Nighthawk Custom Mainspring Housing and Magwell 1911 Officer 1 Piece 20 LPI Checkering Stainless
    Nighthawk Custom Mainspring Housing and Magwell 1911 Officer 1 Piec...
    $149.99
    Available
  7. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Officer Chainlink
    Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Office...
    $79.99
    Available View More Options
  8. Nighthawk Custom Mainspring Housing with T3 Magazine Well 1911 Officer Serrated
    Nighthawk Custom Mainspring Housing with T3 Magazine Well 1911 Offi... 5.0 (1 Review)
    $99.99
    Mixed Availability View More Options
  9. Ed Brown Mainspring Housing Flat 1911 Officer Snakeskin
    Ed Brown Mainspring Housing Flat 1911 Officer Snakeskin 5.0 (1 Review)
    $49.99
    Available View More Options
  10. Ed Brown Mainspring Housing Flat 1911 Officer Smooth
    Ed Brown Mainspring Housing Flat 1911 Officer Smooth 2.0 (1 Review)
    $34.99
    Available View More Options
  11. Wilson Combat Factory Plus Mainspring Housing Pin 1911
    Wilson Combat Factory Plus Mainspring Housing Pin 1911 5.0 (7 Reviews)
    $2.99 - $3.99
    Available View More Options
  12. Wilson Combat Factory Plus Mainspring Housing Pin Retainer 1911 Government, Commander
    Wilson Combat Factory Plus Mainspring Housing Pin Retainer 1911 Gov... 4.2 (6 Reviews)
    $2.99 - $3.99
    Available View More Options
  13. Nighthawk Custom Mainspring Housing Flat with Magazine Well 1911 Officer Scalloped Steel Blue
    Nighthawk Custom Mainspring Housing Flat with Magazine Well 1911 Of...
    $79.99
    Available
  14. Wilson Combat Bullet Proof Mainspring Housing with Magazine Well One Piece 1911 Officer 30 LPI Ch...
    Wilson Combat Bullet Proof Mainspring Housing with Magazine Well On...
    Sale — Select Items
    $169.99 - $183.99
    Regular Price: $183.99 - $188.99 Save up to $19.00 (10%)
    Special Order View More Options
  15. Hogue Mainspring Housing Arched 1911 Officer Checkered Aluminum Matte Black
    Hogue Mainspring Housing Arched 1911 Officer Checkered Aluminum Mat... 5.0 (4 Reviews)
    $42.46
    Available
  16. Wilson Combat Mainspring Housing Flat 1911 Officer Round Butt Steel
    Wilson Combat Mainspring Housing Flat 1911 Officer Round Butt Steel 1.0 (1 Review)
    $56.99 - $58.99
    Available View More Options
  17. Nighthawk Custom Mainspring Housing Flat with Magazine Well 1911 Officer Serrated Steel
    Nighthawk Custom Mainspring Housing Flat with Magazine Well 1911 Of... 4.7 (3 Reviews)
    $79.99
    Mixed Availability View More Options
  18. Cylinder & Slide Mainspring Housing Pin 1911 Steel Blue Package of 2
    Cylinder & Slide Mainspring Housing Pin 1911 Steel Blue Package of 2
    $2.99
    Available
  19. Cylinder & Slide Mainspring Housing Pin Retainer 1911 Blue Pack of 2
    Cylinder & Slide Mainspring Housing Pin Retainer 1911 Blue Pack of 2
    $2.99
    Available
  20. Hogue Mainspring Housing Flat 1911 Officer Checkered Aluminum Matte Black
    Hogue Mainspring Housing Flat 1911 Officer Checkered Aluminum Matte... 5.0 (1 Review)
    $42.46
    Special Order
  21. Smith & Wesson Mainspring Housing Pin Retainer 1911 Blue
    Smith & Wesson Mainspring Housing Pin Retainer 1911 Blue
    $1.99
    Available
  22. Nighthawk Custom Mainspring Housing Flat 1911 Officer Scalloped Steel Blue
    Nighthawk Custom Mainspring Housing Flat 1911 Officer Scalloped Ste...
    $44.99
    Out of Stock, Backorder OK
    What are product arrival notifications?
  23. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Officer Smooth
    Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Office...
    $64.99
    Special Order View More Options
  24. Nighthawk Custom Mainspring Housing Flat 1911 Officer Checkered 25 LPI Steel Blue
    Nighthawk Custom Mainspring Housing Flat 1911 Officer Checkered 25 ...
    $44.99
    Special Order
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