Polymer Action Enhancement Kit for Glock® – Gen 3/4

Description

The Polymer Action Enhancement Kit for Glock Gen 3/4 delivers a refined trigger system built for shooters who demand consistent performance under pressure. Whether you are running a duty rig, training for competition, or upgrading a serious sidearm, this kit directly improves your interface with the pistol. It replaces three critical factory components with precision-engineered parts that work together to tighten your shot cycle and reduce unnecessary movement.

This kit includes the Apex Polymer Action Enhancement Trigger with a Gen 3 trigger bar, the Apex Ultimate Safety Plunger, and the Apex Performance Connector. All parts are direct drop-in replacements — no filing, polishing, or fitting required. You can install them in minutes and immediately feel the difference in trigger behavior. The trigger bar finish may vary between Matte Nickel or Bright Nickel, depending on current production, but both provide smooth, durable operation.

Real benefits for your shooting:

• Reduced trigger pull weight by approximately 1 lb. — Lighter enough to improve control during rapid strings, without sacrificing the positive reset you need for follow-up shots.
• Less pre-travel, overall travel, and reset distance — The kit shortens the distance your finger moves between shots. This directly translates to faster, more consistent splits and better accuracy under time pressure.
• Smoothed uptake and reset — Grit and stacking are reduced. The trigger movement feels consistent from start to break, so you can focus on the front sight instead of fighting the trigger.
• Crisp trigger break — The break is defined and predictable. No mush, no creep. You know exactly when the shot will fire.
• Center mounted pivoting safety maintains factory safety values — The design keeps the factory drop safety specifications intact. You get a better trigger without compromising the safety systems that matter for carry and duty use.

Fitment: This kit is designed specifically for Glock Gen 3 and Gen 4 pistols (9mm, .40 S&W, .357 SIG, .45 GAP, and .380 Auto models that share the Gen 3/4 frame geometry). It will not fit Gen 5 or slimline frames. Confirm your model before ordering.

This is the same internal upgrade package as our standard Action Enhancement Kit for Gen 3/4 Glocks, offered at a lower price point by using the polymer trigger shoe instead of aluminum. The performance gains in pull weight, travel reduction, and break quality are identical. If you prefer a metal trigger shoe, see our standard kit. If you want the same core trigger performance at a lower cost, this kit delivers.

Glock is a federally registered trademark of Glock,