With a quantity of two pieces, the Bolt,hex 6x16 is the most used part in the E-4 KICK STARTER SPINDLE diagram.
A sample from the products for the E-4 Kick Starter Spindle include: Spndle,kick Start, Rachet,start.driv, Washer,15mm, Washer,thrust.
The lowest price component in this E-4 Kick Starter Spindle parts-list fiche is the Bolt,hex 6x16.