This piston is comprised of new materials never before used combined with innovative processes. The Madbull PX piston is designed with full metal teething and hardened nylon fiber. The metal teeth is produced with MIM (Metal Injection Molding), which gives the teeth a degree of flexibility without breaking. The body is molded with Blaze Orange Nylon Fiber.

Madbull Blaze Orange Nylon Fiber Full Teeth Piston
State of the art composition
MIM full metal teeth
Blaze Orange Nylon Fiber 
Eliminate 2nd tooth to lessen the stress on the gear