da Vinci GUREN 1 6.03mm Carbon Steel Inner Barrel for Marui Model M&P9 / PX4 (90mm) Power-(fps)_295 Constant and strobe mode switching

Constant and strobe mode switching

M size fits to 60cm or less

Flared mag well aids in quick reloads

although not necessary for adjustment

First 4 Teeth is Metal

da Vinci GUREN 1 6.03mm Carbon Steel Inner Barrel for Marui Model M&P9 / PX4 (90mm) Power-(fps)_295 Constant and strobe mode switchingGuren is made of precise carbon steel & process the HV500 Coat for the surface. This plating reinforced a hardness of the surface so achieve around HV500. Its better than stainless steel (from HV200 to 400) Itll be kept clean & beauty surface for long time. Of course, its good for anti rust. Guren 1 is simple design. The muzzle end has crown cut. Low cost barrel series but its potential is enough for upgrading. da Vinci GUREN 1 6. 03mm Carbon Steel