Product Name : Vanguard Revolver (3D Print Kit Gun) Manufacturer : Imura Works (Japan) Designer : Yoshitomo Imura Designed : 2019 Material : PLA / ABS / Nylon / Polycarbonate Caliber : .22 Shoot : 8 Barrel Type : Smooth Barrel or Lifering Barrel Barrel Length : 127mm (5inch) Lifering Barrel Groove or Corner Number : 8 Lifering Barrel Twist Direction : Right Lifering Barrel Twist Angle : 127mm (5inch) 45 M3~10 Cap Screw (Front Frame) M3~15 Cap Screw ~3 (Loading Gate Lid Washer ~1 / Rear Site ~2) M6~40 Cap Screw (Grip) M8~45 Cap Screw (Front Frame) 5~30 Pin (Trigger Pin) 5(Inner4.2)~11.875 Spring (Trigger) 8(Inner6.4)~71 Spring (Injection Rod) 8(Inner6.4)~87.5 Spring (Bolt) 8(Inner6)~27.4 Pipe ~8 (Chamber Sleeve (~8)) 8(Inner6)~127 Pipe (Smooth Barrel) 20~40 Rod (Grip Inner Metal) Firing Brade (Metal 3D Printing) Lifering Barrel (Metal 3D Printing)