GP460 Clutch Washer GT411. Also used on the Honda GXH50 Super Duty 3 Shoe Clutch Rotor.
This also kits the Super Duty Clutch Rotor with the 2,750 engaging rpm's for the Shandong Huasheng Zhongtian engine.
In the 2nd picture, the GP460 stock clutch rotor is the lower left, the Staton Super Duty with the 15.8mm ID with 3/16" half round CNC machined key is the middle picture.
The Shandong Huasheng Zhongtian clutch rotor is the upper right.