I haven't any other link to the vendor but he looks legit and the value is surely appropriate thinking of the scope mount. He seems to have the many sections such as the mounting block and spacer. Signal-0 Productions Firearms Teaching check it out at Sign-0.com Robert A. Sadowski has https://cristianykvgo.ja-blog.com/29562517/5-easy-facts-about-ebr-stock-m1a-described