Product Description The Yankee Hill Machine Co 6" Picatinny Rail Extension adds additional mounting space while providing a 1/2" rise for improved optics and accessory positioning. Designed to mount directly onto any Picatinny rail, this extension is built from aircraft-quality aluminum and finished with a hardcoat anodized black coating to military specifications for durability and long-term performance. Product Highlights Adds 6 inches of Picatinny rail space for optics, lights, and other rail-mounted accessories Provides a 0.50" (1/2") elevation to help achieve a more comfortable or compatible sight height Mounts securely to any standard Picatinny rail interface Constructed from aircraft-quality aluminum for strength with low weight Hardcoat anodized black finish to military specifications for wear and corrosion resistance Specs Brand Name: Yankee Hill Machine Co Manufacturer Part Number: YHM-9473 UPC: 816701014372 Rail Type: Picatinny Length: 6.00 in Rise / Mount Height: 0.50 in Material: Aircraft-quality aluminum Finish/Color: Black, hardcoat anodized (matte) Weight: 2.53 oz Includes: Mounting hardware 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.