• TTI 2011 Magazine Baseplate Extension 4mm +2 Rounds Black
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Taran Tactical Innovations

TTI 2011 Magazine Baseplate Extension 4mm +2 Rounds Black

TTI 2011 Magazine Baseplate Extension 4mm +2 Rounds Black

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The TTI 2011 Magazine Baseplate Extension adds two rounds to 2011-style magazines chambered in 9mm/.38, taking a 20-round magazine to 22 rounds with the factory spring and follower. Its 4mm mid-profile design is recommended for 140mm magazines and fits USPSA 140mm gauge requirements.

Built from hard coat anodized aluminum with a black finish, it is compatible with Staccato, Infinity, Springfield Prodigy, and Atlas magazines, and runs reliably with factory components for competitive and tactical use.

Key Features

Brand Taran Tactical Innovations
Product Type Magazine Baseplate Extension
Model TTI 2011
Compatibility 2011 style magazines (Staccato, Infinity, Springfield Prodigy, Atlas)
Caliber 9mm/.38
Capacity Increase +2 rounds (20 to 22 rounds with factory spring and follower)
Profile 4mm
Recommended Magazine Length 140mm
USPSA Compliance Fits USPSA 140mm gauge requirements
Material Aluminum
Finish Hard Coat Anodized
Color Black
Condition New

Highlights

  • +2 round capacity increase with factory spring and follower
  • 4mm mid-profile design
  • Hard coat anodized aluminum construction with black finish

Compatibility

  • Fits 2011 style magazines in 9mm/.38 caliber
  • Compatible with Staccato, Infinity, Springfield Prodigy, and Atlas magazines
  • Recommended for 140mm magazines
  • Fits USPSA 140mm gauge requirements

Frequently asked questions

How many rounds does this extension add?

It adds +2 rounds, taking a 20-round magazine to 22 rounds when used with the factory spring and follower.

Which magazines is this extension compatible with?

It fits 2011 style magazines, including Staccato, Infinity, Springfield Prodigy, and Atlas magazines.

What magazine length is recommended for this extension?

It is recommended for 140mm magazines and fits USPSA 140mm gauge requirements.

What material and finish does the extension have?

It is constructed from aluminum with a black hard coat anodized finish.

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