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Henning Magazine Extension KIT for G17, G34 (23+1 Round) - BLACK - HG-H-KM01-BLK

≈ $91

Price at the dealer: 895 kr. Converted at the ECB rate as of November 05, 2026.

No permit required (18+)

131 37 Nacka, Sweden

ID: 11519441

Purchase from outside the EU: The firearm goes through an importer in your country, the dealer handles the export. How buying from Europe works

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F&K Sport

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Swedish

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🇸🇪 131 37 Nacka, Sweden

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Source: F&K Sport
Last updated: about 11 hours ago

Description

Note: The item is located abroad. Please note that delivery conditions, shipping times, and/or the purchase process may differ.

Henning Magazine Extension Kit for G17, G34 (23+1 Round) - BLACK - HG-H-KM01-BLK(Option A: This KIT contains of 1 Base-Pad and 1 Spring) The Henning Group Magazine Extension Kit for Glock 17/34/19X/45 increases magazine capacity from 17 to 23 rounds! Our design has been thoroughly tested and used extensively by Law Enforcement and Competitive Shooters. The design of our extension is a true extension of the internal shape of the factory magazine tube. Combined with a stainless steel, 13-coil magazine spring it is a proven and reliable solution. Our Glock 17/34/19X/45 magazine extension is CNC machined from 6061-T6 billett aluminum. Fit to magazine body is tight and secured using a black nitride finished cap screw. The Henning Group Plus 6 magazine extension can installed on any Glock G17 or G34 magazines, including the 31/33 round magazines. We have two options for springs:A. Henning Group spring (using factory follower). If installed on a 17 round mag, you need to include our extended magazine spring to ensure proper function. If installed on a 31/33 round factory magazine, use the factory spring.B. MBX Follower and Spring increases capacity from 17 to 24 + 1. No Lock Back! Only for 17 round mags.For USPSA competition shooters, this extended base pads is legal for USPSA Limited, Limited 10, Limited Optics, Carry Optics and Open competitions as well as 3-Gun. Attached to the factory Glock magazine, they extend the magazine to 141.25mm length (5.56"). Whether you want to be competitive or not, these pads will extend the capacity of your Glock 17/34 magazines. Again, note:- Extends the capacity on factory 9mm Glock 17/34 magazines from 17 rounds to 23 rounds. (extended spring needed)- Extends the capacity of factory 9mm Glock 31 round and 33 round magazines to 37 rounds (use with factory spring)

Henning Magazine Extension KIT for G17, G34 (23+1 Round) - BLACK - HG-H-KM01-BLK

F&K Sport

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