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Apex Tactical Specialties FNX 45 Mag Extension
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Apex Tactical Specialties

FNX 45 Mag Extension

$50.00
Available

Apex Tactical Specialties FNX 45 Magazine Extension, 45ACP, +2 Rounds, Aluminum, .050" L-Key Allen Wrench Included, Black 119-102

Key Details
Brand Apex Tactical Specialties
Manufacturer Part Number 119-102
UPC 854751007388
SKU APX119-102
Current Stock 19 available
Quantity Updated May 9, 2026 7:35 AM
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Purchase Requirements
  • California compliance or distributor restriction review may apply.
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The FNX Magazine Base Pad Extension adds two and a half (2.5) rounds to the existing standard capacity magazine for the FNX 45 model pistols. Why is it 2.5 rounds, not 2 and not 3? Apex's mag extension leaves enough space for 2 additional rounds to be loaded, but also enough space for the stack to further compress the magazine spring to allow a fully loaded magazine to be seated with the slide in battery.

Features
  • Fits FNX 45 model pistols.
  • +2 Rounds.
  • Maintains function of the slide lock after the last round is fired.
  • Finger grooves on the perimeter and front corner finger grooves make gripping the base easy.
  • Machined from aluminum and Black Type III Hardcoat Anodized for durability.
  • Single Set screw keeps mag extension snuggly in place and allows for ease of disassembly.
  • Easy to install
Specifications
UPC: 854751007388
Manufacturer: Apex Tactical Specialties
Manufacturer Part #: 119-102
Model: FNX 45 Mag Extension
Type: Magazine Extension