For Polaris For Sportsman Outlaw 90 0453432 0453438 0455434 0453578 0453613 0453616 0453553 0450717 0453510 0453520 Sturdy Construction: Made from refined materials, the cylinder piston kit ensures endurance and long-term reliability, serving as a better replacement for the cut-off concrete saw. Enhanced Performance: Enhanced cylinder and piston components deliver higher power output and cutting efficiency, making your cutting tasks more efficient and smooth. Installation is easy, and if you have any questions, please feel free to reach out to us. Design and size are based on OEM standard, exactly same as. Replacement will be quick and easy., Manufacturer: ZHANGZHENGYAO