Manitou mcleod air piston bushing and seal toolthe mcleod air piston bushing and seal tool from manitou is a high quality tool used to install the seals and back up rings this tool features a pusher tool that will help you press the rings over the bullet and into the groove featuresused to install seal and back up ringspusher tool will press ring over the bulletplace on the nest and use a punch to remove the bushingbuymanitou workshopfrom chain reaction cycles the worlds largest online bik