Product DescriptionThe JE Machine Tech PS-BAL23 is a compact AR-15 barrel chambered for 9mm and built in a 4.5 inch length for short-format platform builds. This barrel is designed for AR-15 9mm applications and features a clearly marked 1:10 twist rate. Its streamlined profile and compact size make it a practical choice for builders seeking a short 9mm barrel from a trusted firearms components brand.Product Highlights Designed for AR-15 platform builds chambered in 9mm Compact 4.5 inch barrel length for short-profile configurations Marked 1:10 twist rate to support 9mm projectile stabilization JE Machine Tech factory part number PS-BAL23 for easy identification Ideal replacement or component barrel for custom AR-style 9mm projects Specs Product Type: AR-15 Barrel Caliber: 9mm Barrel Length: 4.5 inches Twist Rate: 1:10 Manufacturer Part Number: PS-BAL23 UPC: 811577035735 Brand: JE MACHINE TECH 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.