The latest upgrade part for the Tokyo Marui VSR-10 Airsoft Sniper Rifle and compatible brands just released by PDI-Japan and available at Spring Lock... "Made of Duralumin CNC all machined, the PDI made VSR-10 Handle is a design that was based on on the Real M700 custom Rifle. By Japanese Mori Seiki CNC multi tasking machine,all machined from Dia.36mm Duralumin solid material.