The most reasonably priced component used on the C50bnd 2000 (y) Japan Aa01-100 F-15 is the Bolt,hex.,6x20.
eight components are shown in this C50bnd 2000 (y) Japan Aa01-100 F-15 exploded diagram.
A sample from the products for the F-15 include: Bar Comp.,step, Rub,step, Arm Assy,kick Sta, Bolt-washer,8x20.