Phenolic Brake Caliper Piston made light weight high density Phenolic metal.
Honda CB 650 750 DOHC front brake.
Be sure the images match the parts of your bike.
These are Modern Replacement Pistons, Made specifically for a verity of Vintage metric motorcycles from the 70’s to early 80’s. Honda – Kawasaki – Yamaha – Suzuki… guaranteed to Never rust or Pit, which will greatly reduce the chances of sticking or leaking. These Pistons are not only super light, they will not transfer heat from the brake pad to the fluid.