I haven't any other connection to the vendor but he looks legit and the cost is definitely correct looking at the scope mount. He appears to have every one of the sections such as the mounting block and spacer. Signal-0 Productions Firearms Coaching check it out at Sign-0.com Handy self https://sageebrchassisforsale19528.blogzet.com/new-step-by-step-map-for-sage-international-sks-chassis-44303196