WSM Piston Kit - Standard - Yamaha 50-521P RS-16 E-Bike Seat Post Comes with all necessary hardware

Comes with all necessary hardware

For crossbar-type handlebars

The inter core tube is made of stainless that slips over the entrance and into the exit cap that is made of Titanium and accented with a Carbon fiber beauty cover with a 60* slash cut

With open design you can have easy access for oil changes

Antiballistic composite material

WSM Piston Kit - Standard - Yamaha 50-521P RS-16 E-Bike Seat Post Comes with all necessary hardwareNew light weight design incorporates shorter piston skirts with an PTFE coating at critical wear points for quicker revs and less heat Improved intake skirt with larger inlet ports for increased acceleration and overall performance