Product Description The Lone Wolf Distributors AlphaWolf Barrel for Glock 22 and Glock 31 sets the benchmark for absolute accuracy and combat reliability. This precision-engineered drop-in conversion barrel transforms your .40 S&W chambered Glock 22 or Glock 31 (Gen 1-4) into a 9mm platform, providing versatility and cost savings on ammunition. Machined from certified, stress-relieved 416 stainless steel and finished with an industry-recognized Salt Bath Nitride (SBN) coating, this barrel delivers outstanding durability and corrosion resistance. The threaded muzzle (1/2 x 28) comes with a matching thread protector installed, making it suppressor-ready or ready for other muzzle accessories. The fluted profile aids in heat and debris management, while the button-rifled, three-stage honed bore ensures consistent accuracy shot after shot. Proudly made in the USA, the AlphaWolf barrel represents the pinnacle of aftermarket barrel performance. Product Highlights Caliber Conversion: Converts Glock 22 and Glock 31 (Gen 1-4) from .40 S&W to 9mm for versatile, cost-effective shooting. Premium 416 Stainless Steel: Certified, stress-relieved 416R stainless steel construction, heat treated to RC 40-42 with SBN coating boosting surface hardness to RC 60. Salt Bath Nitride (SBN) Coating: Industry-recognized premium finish similar to Tennifer, providing exceptional corrosion resistance and a hard, low-friction surface. Threaded and Fluted Design: 1/2 x 28 threaded muzzle includes a thread protector; fluting channels heat and debris away from the bore for reliable performance. Drop-In Installation and Made in the USA: Exacting tolerances allow for easy drop-in installation with no gunsmithing required, proudly manufactured in the United States. Specs Brand: Lone Wolf Distributors MPN: AW-229TH UPC: 639737069228 Fits: Glock 22 / Glock 31, Gen 1-4 Caliber: 9mm (Conversion from .40 S&W) Barrel Length: 5.03 in / 128 mm Material: Certified, stress-relieved 416 stainless steel Rifling: Button rifled, three-stage honed bore Coating/Finish: Salt Bath Nitride (SBN) Thread Pitch: 1/2 x 28 Includes: Thread protector Installation: Drop-in Country of Manufacture: USA Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>