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Questions & Answers
Does it come with a new spring? Manufacturer Answer

Yes, this magazine extension base pad includes a new spring.

by TRYBE, Manufacturer, April 16, 2025
does this work on glock 17 10 round mags? Manufacturer Answer

Unfortunately, no. This magazine extension base pad will not work on 10-round magazines.

by TRYBE, Manufacturer, April 16, 2025
Customer Reviews
Helpful Positive Review
A great +4 by AkkAttack1, Verified Owner, May 15, 2024
This thing is good. Needed to swap out the included spring for a 21rd pmag spring but once i did the lockback is real.
2/2 found this helpful
Helpful Positive Review
This mag extension is a vibe. by AkkAttack1, Verified Owner, May 8, 2024
This bad Jackson buffs my 17rd mag to 21. Now for my battle pistol that's a healthy amount of pewpews. Oh yeah the spring provided with it was just simply not strong enough to reliably cause last round hold open. My 21rd Pmag donated it to this setup...
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2/2 found this helpful
Helpful Negative Review
Spring Doesn’t Fit Follower in Gen 5 by Mac, Verified Owner, January 12, 2025
The actual extension looks good. Nice weight. I was excited about getting and installing them (I ordered 2). When I disassembled my factory Glock magazine, I went to snap the follower on to the spring. The spring provided by Trybe did not fit no matt...
Read More...
1/1 found this helpful
Most Recent Reviews
Easy to use by ryan, Verified Owner, September 17, 2025
Product was easy to install, don't need any additional tools. Able to fit normal Glock mags, with no problems with 500 rds through.
Most Recent Reviews
Base Padres plus 5 by Glock base, Verified Owner, August 27, 2025
Love the color, they are so easy to install an price to buy enough
Most Recent Reviews
Great price pleased with product by Scott Belle, Verified Owner, July 29, 2025
The Trybe mag extension works great looks great I recommend this product and will save you money. Springs can be a little ficke with certain followers , I would use witlvGoock factory.
Read All 11 Reviews

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Product Info for TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad

There is no worse feeling than spending the last round in your magazine, especially when you really need it. The TRYBE Defense +4/5 Magazine Extension Base Pad will add (5) 9mm rounds to any factory Glock 17/19X/34/45, and (4) .40 S&W rounds to any factory Glock 22/35 magazine. Quick and easy installation plus a secure fit to your OEM magazine means confidence when adding more ammunition to your Glock pistol – all in a matter of seconds! Improve your magazine capacity and general happiness and pick up this magazine extension from TRYBE Defense to add a little something extra to your Glock 17 pistol. Strong, lightweight, and equipped with a reliable spring to feed additional rounds consistently every time.image

Don't just upgrade your Glock pistol with a new magazine extension. The innovators at TRYBE have so much more to offer! TRYBE Defense Match-Grade Threaded and Non-Threaded Pistol Barrels provide unrivaled performance in a variety of finishes. And if you're looking for something to finish off your threaded barrel, the TRYBE Defense Universal 9mm Compensator is there to significantly reduce muzzle rise and sensed recoil. Need a slide to keep your barrel nice and cozy? The TRYBE Defense Glock 17 Pistol Slide will do the trick, and it's equipped with multiple windows to show off your aftermarket barrel. Something nice to replace your stock Glock trigger? TRYBE Defense has your back with our sleek polymer TRYBE Defense Glock Triggers, available in 4 color combinations. And you're going to need something to carry all that gear. Finish it off with a TRYBE Tactical Pistol Case to wrap your firearm in soft, cushy protection.

Get ready to JOIN. THE. TRYBE.

Specifications for TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad:

Manufacturer: TRYBE Defense
Fabric/Material: Billet 6061 Aluminum
Finish: Type II Anodize
Magazine Capacity: 5 Round
Caliber: 9mm Luger, .40 S&W
Gun Make: Glock
Gun Model: Glock 19X, Glock 45, Glock 35, Glock 34, Glock 22, Glock 17
Condition: Factory DEMO
Weight: 50.5 g, 1.78 oz

Features of TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad:

  • Glock 17/22/19X/34/35/45
  • Adds 5 rounds to Glock 17/19X/34/45 9mm Magazines
  • Adds 4 rounds to Glock 22/35 .40 S&W Magazines
  • Machined from Billet 6061 Aluminum
  • Type II Anodize
  • Includes a +10% Power Spring
  • Designed to Fit OEM Glock Magazines Only
  • Fits Most Aftermarket Flared Mag Wells
  • Index Cuts on Extension Body to Enhance Grip Surface
  • Unique Easy Access Floor Plate Design to Service or Clean Magazine Body Without Requiring Removal of Magazine Extension from Magazine Body
  • 100% Multi-Point Inspection
  • 1.875 in / 2.22 cm Height (Front)
  • 0.750 in / 1.91 cm Height (Rear)
  • 1.686 in / 4.29 cm Length
  • 1.125 in / 2.86 cm Width

Package Contents:

  • TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad
  • Threaded Stainless Steel Locking Pin

  • Black Oxide Baseplate Screw

  • 3/32” Hex Key for Threaded Locking Pin

  • 5/64” Hex Key for Baseplate Screw
  • Power Spring

TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad Orderable Models

List of Orderable Models

  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Blue, MAGEXTG174/5-BL-5RD , MPN: MAGEXTG174/5-BL-5RD , UPC: 810089412836 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-BL-5RD
  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Black, MAGEXTG174/5-BK-5RD , MPN: MAGEXTG174/5-BK-5RD , UPC: 810089412812 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-BK-5RD

TRYBE Defense Glock 17 +4/5 Rounds Magazine Extension Base Pad Unavailable & Discontinued Models

List of Unorderable Models

  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, ODG, MAGEXTG174/5-ODG-5RD , MPN: MAGEXTG174/5-ODG-5RD , UPC: 810089412867 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-ODG-5RD
  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Red, MAGEXTG174/5-RD-5RD , MPN: MAGEXTG174/5-RD-5RD , UPC: 810089412829 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-RD-5RD
  • USED TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Black, MAGEXTG174/5-BK-5RD, EDEMO1, Used, Condition Fair , MPN: MAGEXTG174/5-BK-5RD-EDEMO1 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-BK-5RD-EDEMO1
  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Aluminum, MAGEXTG174/5-AL-5RD , MPN: MAGEXTG174/5-AL-5RD , UPC: 810089412850 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-AL-5RD
  • USED, TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, ODG, MAGEXTG174/5-ODG-5RD , MPN: MAGEXTG174/5-ODG-5RD-EDEMO , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-ODG-5RD-EDEMO-SC-C
  • USED, TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Aluminum, MAGEXTG174/5-AL-5RD , MPN: MAGEXTG174/5-AL-5RD-EDEMO , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-AL-5RD-EDEMO-SC-C
  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, FDE, MAGEXTG174/5-FDE-5RD , MPN: MAGEXTG174/5-FDE-5RD , UPC: 810089412874 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-FDE-5RD
  • TRYBE Defense Magazine Extension Base Pad, Glock 17/17L/19X/22/34/45, 9mm/.40 S&W, 4/5-Round, Gold, MAGEXTG174/5-GLD-5RD , MPN: MAGEXTG174/5-GLD-5RD , UPC: 810089412843 , Code: TRB-PME-TRDEF17GL-MAGEXTG174-5-GLD-5RD
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