YHM's M-Lok® Picatinny Adapter allows you to mount Picatinny accessories to your M-Lok® handguard. The Continuous M-Lok® Rail System or C.M.R.S. can be mounted end-to-end to create a continuous Picatinny rail. Made from 6061-T6 aluminum that is hardcoat anodized and feature stainless M-Lok screws and nuts.