Weballows one to install buffer tube or picatinny accessories to the cva scout and optima. Now includes integral qd cup to connect a sling. Includes all necessary hardware. Webjun 2, 2021 · i have the 6. 5 grendel pistol. Accurate as all get out with 123 grain sst's. Even got the adapter that is 3d printed and put a brace on it from farrow tech and put. Webapr 18, 2017 · a 3d printed grip and buffer tube adapter for the cva scout. This allows you to install a pistol brace (arm brace). Webkeltec cp33 telescoping brace/stock. Webi found the cva scout v2 chambered in 6. 5 grendel. Farrowtech sells a pistol grip with a 1913 brace attachment. Bought an sba 1913 folder, harvester evo suppressor and a.