The TRIGGER HOUSING W/EJECTOR 100002689 is a genuine Glock factory trigger mechanism housing with 336 ejector installed, engineered specifically for popular 9mm Glock models. Built to Glock’s exact OEM specifications, this complete trigger housing assembly is the perfect solution for repairing, refreshing, or finishing builds on Glock 17, Glock 19, Glock 26, and Glock 34 pistols chambered in 9mm Luger (and compatible .380 ACP variants).
Whether you’re a Glock armorer, a serious shooter, or a DIY enthusiast, TRIGGER HOUSING W/EJECTOR 100002689 gives you the reliability, fit, and function only factory parts can deliver.
Factory Glock Trigger Mechanism Housing with 336 Ejector
This assembly includes the trigger mechanism housing with the 336-marked ejector pre-installed from the factory.
Key benefits of the factory-installed 336 ejector:
Designed specifically for 9mm Glock platforms
Provides consistent, positive ejection of spent casings
Helps reduce stovepipes and erratic ejection patterns when paired with proper maintenance and quality ammo
Because it’s a true Glock OEM part, it’s manufactured to the same dimensions, materials, and tolerances as the original components your pistol shipped with—ensuring drop-in compatibility and proven reliability.
Compatible Models – Glock 17, 19, 26 & 34 (9mm)
The TRIGGER HOUSING W/EJECTOR 100002689 is designed for:
Glock 17 (9mm)
Glock 19 (9mm)
Glock 26 (9mm)
Glock 34 (9mm)
These models span full-size, compact, subcompact, and competition-length Glock pistols, making this assembly a highly versatile part for anyone maintaining multiple 9mm Glock handguns.
According to OEM-based listings, this housing/ejector combo is intended for Gen 1–3/4 style 9mm Glock frames and is not the correct part for newer Gen5 or slimline models such as G43, G43X, G48, G44, or G42.
Always verify compatibility with your specific generation and frame before installation.
OEM Quality – Built to Glock Specifications
This trigger housing with ejector is a factory original Glock part, not a third-party clone. Factory replacement parts are manufactured to:
Original Glock specifications and tolerances
Use the same polymer housing and hardened steel ejector materials as the components installed in new pistols
Guarantee excellent fit and reliable operation when installed correctly
Using genuine OEM parts like TRIGGER HOUSING W/EJECTOR 100002689 is especially important for defensive, duty, or competition guns where reliability is non-negotiable.
Durable Polymer Housing + Hardened Steel Ejector
The assembly combines:
A high-strength polymer housing – lightweight, tough, and resistant to solvents commonly used in firearm cleaning
A precision-formed steel ejector – engineered to withstand repeated impact and high round counts without deforming
This proven combination is what makes Glock pistols famous for their rugged, low-maintenance performance in all kinds of environments.
Restore Reliable Ejection and Smooth Cycling
Over time and heavy use, ejectors can become worn, bent, or damaged, resulting in:
Erratic ejection patterns
Stovepipes or failures to eject
Increased malfunction frequency
By replacing the housing and ejector as a complete assembly with TRIGGER HOUSING W/EJECTOR 100002689, you:
Restore consistent, positive ejection of spent casings
Help ensure smooth cycling and reliability during training, competition, or defensive use
Return your pistol closer to its original factory performance
Many shooters choose to proactively refresh critical small parts like the ejector and housing on high-round-count guns or before a major match or training class.
Ideal for Repairs, Upgrades, and Custom Builds
This trigger housing with ejector is a smart addition for:
Repairing a malfunctioning Glock with ejection issues
Rebuilding or overhauling a high-mileage duty or carry pistol
Completing a custom Glock build using OEM internals for maximum reliability
Keeping a spare parts kit on hand for range, competition, or armorer work
Because it’s a drop-in, factory-spec part, it integrates seamlessly with Glock factory trigger bars, connectors, and other internal components.
Easy Drop-In Replacement (Professional Installation Recommended)
Most experienced Glock owners and armorers will find this part straightforward to install as part of the trigger mechanism assembly. Many vendors note that factory parts like this are designed to drop in without fitting on compatible frames, though some shooters may prefer to have installation performed or inspected by a qualified gunsmith or certified Glock armorer—especially on firearms used for self-defense.
Proper installation and function checks help ensure:
Key Features – TRIGGER HOUSING W/EJECTOR 100002689
Product: Trigger Mechanism Housing with 336 Ejector Installed
SKU / Part Number: 100002689 (commonly listed as Brownells SKU 100002689, Glock Part #322)
Manufacturer: Glock (Factory OEM Part)
Compatibility: Glock 17, 19, 26, 34 – 9mm Luger (select .380 ACP variants) – typically Gen 1–3/4 style frames
Materials: Polymer trigger housing with hardened steel 336 ejector
Function: Restores or enhances reliable ejection and proper cycling
Use Case: Repair, replacement, rebuilds, and OEM-spec custom Glock builds
Why Choose TRIGGER HOUSING W/EJECTOR 100002689 for Your Glock?
When you choose TRIGGER HOUSING W/EJECTOR 100002689, you’re investing in:
Genuine Glock OEM quality you can trust
A complete trigger mechanism housing with 336 ejector tailored to 9mm Glock 17/19/26/34 pistols
Improved reliability and consistency of ejection and cycling
A drop-in replacement part ideal for repairs, upgrades, and custom builds
Peace of mind knowing your pistol is running on factory-spec internals, just as Glock intended
For anyone maintaining or building a 9mm Glock, this trigger housing with ejector is a small component that delivers a big impact on performance and reliability. Add TRIGGER HOUSING W/EJECTOR 100002689 to your parts kit or upgrade list and keep your Glock running at its best.
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