Griffin Armament EZ-LOK Universal QD Barrel Adapter - 1/2x28 - PIEZ1228

Upgrade your pistol suppressor mounting experience with the Griffin Armament EZ-LOK Universal QD Barrel Adapter in 1/2×28 threads. This precision-engineered thread adapter transforms traditional direct-thread setups into a fast, secure, and repeatable quick-detach system designed specifically for tilt-barrel handguns.

Key Features and Benefits

• Single-orientation mounting allows attachment in approximately 4-5 seconds, eliminating the guesswork and multiple positions common with legacy systems.
• Internal taper locking surface engages securely with compatible pistons to maintain alignment and drastically reduce the risk of baffle or end cap strikes during firing.
• Stays installed on the barrel as a thread protector, shielding expensive barrel threads while enabling rapid suppressor attachment and removal without repeated threading.
• Patent-pending EZ-LOK design delivers a universal QD interface that simplifies swapping between hosts while preserving the same overall system weight as traditional direct-thread pistons.

Technical Specifications

• Thread Pattern: 1/2×28 (indexes off the barrel shoulder for standard, sub-compact, compact, and full-size tilt-barrel firearms)
• Material: 17-4 stainless steel, H900 heat-treated for superior durability and wear resistance
• Finish: QPQ Nitride for a durable, corrosion-resistant black appearance
• Compatibility: Works with Griffin Universal QD pistons (sold separately); .22 caliber compatibility (.223/5.56/.224 and similar)
• Dimensions: Approximately 1″ length, 0.75″ width, 1″ height; weight 1.82 oz

Why Choose the EZ-LOK Barrel Adapter?

Traditional pistol suppressor mounting often leads to loosening during strings of fire and time-consuming alignment. The EZ-LOK adapter solves these pain points with its taper-lock interface and single mounting orientation, providing consistent performance and faster setup for range sessions or training. Its robust construction ensures reliable service across a variety of 9mm and smaller caliber pistol platforms.

Installation and Use

Thread the adapter onto your barrel shoulder using a 3/4″ socket for proper torque. Once installed, pair it with a compatible EZ-LOK piston on your suppressor for secure, tool-free attachment in seconds. Always verify fitment for your specific firearm model.

Experience the simplicity and security of modern QD mounting—add the Griffin Armament EZ-LOK Universal QD Barrel Adapter to your setup today.