Wheaton Arms Glock 17 Gen 1-4 Threaded Spiral Fluted Barrel, Stainless

Wheaton Arms Match Grade Barrels are the heart of accuracy & reliability for your pistol.100% precision machined in the USAFully Supported chamber: Reduce the risk of case head separation, Preserves casings for reloadingPolished feed Ramp: Increases Reliability, Smooths functionOversized Locking Lugs: Maximize Accuracy, Reduced Wear to Slide, Barrel, Guide Rod, Frame, & Locking Block, Increase reliability, Extends Service LifePrecision Match reamed chamber: Maximize Accuracy, Increases Reliability, Smooths functionThroat leade cut for 1.165" oal cartridges: Improves accuracy, Faster target re-acquisition, Reduced recoil, Reduced muzzle flip11-degree target crown: Best possible accuracy, Cut Concentric to Bore, Protects Bore by being slightly recessed, Improves durability by minimizing material removalFits all Gen 2, 3, 4, & MOS (3 pin) GlocksDrop-in Fit - NO GUNSMITHING requiredTime Delays - less than 5 minutes to install!Expense - no additional gunsmithing costs!Hassle - no user or gunsmith modifications required!