Aim7 Welin-Lock Universal QD Barrel Adapter 1/2×28 (9mm Only)

Description Aim7 Welin-Lock Universal QD Barrel Adapter 1/2×28 (9mm Only) The Welin-Lock® system is a universal quick-detach (QD) piston interface developed by Aim7. It allows users to rapidly attach and remove suppressors using a standardized QD barrel adapter and piston setup—ideal for situations where speed and reliability are critical. Key Features 3 mounting positions spaced 120° apart for fast and secure installation Forward taper that helps reduce suppressor baffle strikes Coarse, top-cut threads for improved durability and ease of maintenance Made from 17-4 stainless steel with a QPQ nitride finish for enhanced wear resistance Installs using a ¾″ (19 mm) socket, tightened to ~20 ft-lbs Thread Pitch Options The Welin-Lock barrel adapters are available in various thread pitch options to match different firearm barrels, including: ½×28 (standard) Summary Table Feature Details Mount Type Quick-Detach (QD) Welin-Lock™ Adapter Material & Finish SUS303 COATED Wrench Size & Torque ¾″ socket (19 mm), ~20 ft-lbs Mounting Interface 3 positions, 120° apart Forward Taper Locks piston, reduces baffle strikes Thread Pitch Options ½×28,