Showing 1 - 24 of 73 results
  1. Kimber Mainspring Housing Flat with Oversized Magazine Well 1911 Government, Commander Checkered 20 LPI
  2. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Government, Commander Checkered 25 LPI
    4.7 (3 Reviews)
  3. Springfield Armory Mainspring Housing Flat 1911 Government, Commander Checkered 20 LPI Blue
    4.7 (33 Reviews)
    $26.99
    Available
  4. EGW Mainspring Housing Flat Checkered with Magazine well 1911 Government Steel
  5. Ed Brown Mainspring Housing Flat 1911 Government, Commander Chainlink
    5.0 (2 Reviews)
  6. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Government, Commander Snakeskin
  7. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Government, Commander Chainlink
    4.3 (4 Reviews)
  8. Wilson Combat Mainspring Housing Flat 1911 Government, Commander Checkered 20 x 30 LPI
    4.6 (5 Reviews)
  9. Ed Brown Mainspring Housing Arched 1911 Government, Commander Grooved 20 LPI
    5.0 (1 Review)
  10. Nighthawk Custom Mainspring Housing and Magwell 1911 Government, Commander 1-Piece 20 LPI Checkering Steel Blue
    5.0 (1 Review)
    $149.99
    Available
  11. Wilson Combat Bullet Proof Mainspring Housing Magazine Well 1-Piece 1911 Government Commander 30LPI Steel
  12. Nighthawk Custom Mainspring Housing Flat with Magazine Well 1911 Government, Commander Scalloped Steel Blue
    $79.99
    Available
  13. Ed Brown Mainspring Housing Flat 1911 Government, Commander Checkered 25 LPI
  14. Ed Brown Mainspring Housing Arched with Drop-In Maxi-Well 1911 Government, Commander
  15. Nighthawk Custom Mainspring Housing Flat 1911 Government, Commander Checkered 25 LPI Blue
    5.0 (4 Reviews)
    $44.99
    Available
  16. Ed Brown Mainspring Housing Flat 1911 Government, Commander Smooth
  17. Wilson Combat Bullet Proof Mainspring Housing with Magazine Well One Piece 1911 Government, Commander 30 LPI Checkered Round Butt Steel
  18. Colt Mainspring Housing Arched 1911 Government, Commander Grooved
  19. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Government, Commander Chainlink II
  20. Nighthawk Custom 2 Piece Mainspring Housing Flat with Magazine Well 1911 Government, Commander Checkered 25 LPI Blue
    4.2 (5 Reviews)
    $79.99
    Available
  21. Ed Brown Mainspring Housing Flat 1911 Government, Commander Snakeskin
  22. Ed Brown Mainspring Housing Bobtail 1911 Government, Commander Checkered 25 LPI
  23. Ed Brown Mainspring Housing Flat with Drop-In Maxi-Well 1911 Government, Commander Checkered Skip Line Stainless Steel
    5.0 (2 Reviews)
    $87.99
    Available
  24. Colt Mainspring Housing Flat Colt 1918 WWI-Style with Lanyard Loop 1911 Government, Commander Smooth Blue
    4.7 (7 Reviews)
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