A sample from the products for the Kickstarter Mechanism include: Washer,10x22x3.2, Gear-spur,33t, Shaft-kick, Washer,plain.
The Kickstarter Mechanism is made up of components including this Lever-assy-kick which is the most expensive.
In this schematic the "Circrip-type-c,18mm" is used most often.