Product Description The Rival Arms Thread Protector is a precision CNC-machined muzzle thread cover designed to protect 9mm Luger barrels with 1/2"-28 threads from impact, debris, and wear. Manufactured from durable 416R stainless steel billet and finished in Black PVD for enhanced corrosion resistance, it helps keep your barrel threads clean and safeguarded when a muzzle device or suppressor is not installed. Product Highlights CNC-machined from 416R stainless steel billet for strength and long-lasting durability Black PVD finish helps improve corrosion resistance and provides a clean, low-glare look Designed for 1/2"-28 threaded 9mm Luger barrels Helps protect muzzle threads from damage, dirt, and carbon buildup during carry or storage Made in the USA Specs Brand: Rival Arms Manufacturer Part Number: RARA300001A UPC: 788130026670 Product Type: Thread Protector Caliber: 9mm Luger Thread Pitch: 1/2"-28 TPI Material: 416R Stainless Steel Finish/Color: Black PVD 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.