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2011 / DS1911 Magazine Extensions & Base Pads

Use the T&T Gunworks 2011 / DS1911 magazine extension database to compare base pads and magazine extensions for popular double-stack 1911 platforms. Find information on magazine compatibility, capacity, magwell fitment, lock-back functionality, materials and installation requirements to help determine which extension will work with your setup.

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  • 21 Round Capacity

  • Fits Kimber and Checkmate 20 Round Tubes

  • DOES NOT FIT 2K11 Eclipse Models

  • Lock Back on Empty

  • Fits all Kimber 2K11 Magwells

  • Anodized Aluminum

  • Tool-Less Design

  • Uses Factory Spring and Follower

  • Fits 140mm Gauge With 20 Round Tubes

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  • 21 Round Capacity

  • Fits Staccato / SV Gen 2 and Gen 3 Tubes

  • Does not fit Gen 1 Tubes

  • Lock Back on Empty

  • Anodized Aluminum

  • Tool-Less Design

  • Uses Factory Spring and Follower

  • Fits 140mm Gauge With 20 Round Tubes

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  • 22 Round Capacity

  • Fits All 2011 Style Magazines

  • Including Atlas, Prodigy, Staccato, etc.

  • Lock Back on Empty

  • Anodized Aluminum

  • Multiple Finishes Available

  • Tool-Less Design

  • Uses Factory Spring and Follower

  • Fits 140mm Gauge With 20 Round Tubes

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  • Replacement for 140mm and 170mm Tubes

  • Fits only MBX Magazines

  • Anodized Aluminum

  • Available in Multiple Finishes

  • Tool-Less Design

T&T Gunworks

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