The Troy Industries Qars Rail Section 4.2 is a robust and versatile addition to your tactical gear crafted from durable aluminum and finished in a sleek black color. Measuring 4.2 inches in length this Picatinny-style rail section is designed for easy bolt-on installation providing a reliable and secure platform for mounting a variety of accessories. Ideal for enhancing the functionality and adaptability of your firearm setup this rail section combines practicality with a clean professional look.