Description
S15 Gen 3 – 15-Round Steel Magazine for Glock 43X/48 Used. Like new
The patented Shield Arms S15 Gen 3 is a flush-fitting 15-round steel magazine for Glock 43X/48, providing 50% more capacity than OEM 10-round magazines. Made in USA, lifetime warranty.
The Shield Arms S15 Gen 3 is a 15-round steel magazine designed for Glock 43X and Glock 48 pistols. This patented magazine increases capacity by 50% over standard 10-round OEM magazines while maintaining the same flush-fit profile, making it ideal for concealed carry without sacrificing concealability.
Constructed from premium steel with QPQ nitrocarburized or Electroless Nickel finish options, the S15 Gen 3 offers superior durability and corrosion resistance compared to polymer OEM magazines. The innovative patented staggered-round geometry maximizes capacity while ensuring reliable feeding and function.
Gen 3 Improvements
Enhanced steel construction with improved thickness and toughness
New US-based manufacturing for consistent quality
Raised ribs on magazine back for perfect OEM positioning
QPQ nitrocarburized or Electroless Nickel finishes for maximum corrosion resistance
Modular tooling for precision manufacturing
Key Features
15-round capacity in flush-fit profile
Steel construction for enhanced durability
Easy-remove impact resistant base pad
Compatible with Shield Arms magwells
Patented staggered round geometry
QPQ nitrocarburized or Electroless Nickel finishes for wear resistance
Important Note: Requires Shield Arms steel mag catch (standard or premium) for optimal performance. Using OEM plastic mag catch may result in reliability issues.
Proudly manufactured in the USA and backed by Shield Arms’ 100% lifetime warranty against manufacturing defects, plus our exclusive “Spring for Life” guarantee – providing free replacement springs for life.
Perfect for concealed carry, home defense, and competitive shooting applications where maximum capacity and reliability are essential. Pair with the Shield Arms Carry Magwell for even faster reloads, or add the a +5 Aluminum Extension to reach 20-round capacity for competition or range use.
Technical Specifications
Capacity 15 rounds
Compatible Models Glock 43X, Glock 48
Material Premium Steel
Finish Options QPQ Nitrocarburized (Nitrocarb), Electroless Nickel (Silver/Black)
Profile Flush-fit (same length as OEM 10-round)
Overall Length 5.04 inches (same as OEM)
Weight (empty) ~3.2 oz
Base Pad Easy-remove impact resistant
Required Accessory Shield Arms Steel Mag Catch (Standard or Premium)
Warranty Lifetime + Spring for Life
Made In USA
SKU SA-S15
