Walther 9mm Threaded Barrel Kit for 4" PDP / PPQ Pistols - 1/2x28

The Walther® 9mm Threaded Barrel Kit for 4" PDP / PPQ Pistols - 1/2x28 features a barrel with polygonal rifling for improved performance. It features 1/2x28 threads for use with suppressors and compensators. This barrel works with 4" 9mm PDP/PPQ M1 and M2 pistols as well as 4" PDP compact and full size models. This kit includes a barrel, spring, and thread protector. NOT for use with steel frame PPQ pistols.