Go Kart Aluminum Master CylinderWith remote mount reservoir1/2" boreBlue anodize This super lightweight (only 0.55 lbs.), 1/2" bore aluminum master cylinder designed specifically for kart & jr. Dragster racing applications incorporate an adjustable lever ratio with a remote mount, clear fluid reservoir for easy monitoring The assembly comes ready to install and includes billet bracket, lock-wired drilled hardware, & fluid line fitting Sold by Southwest Speed Wilwood Karting Master Cylinder with a 1/2" Bore (Part #260-5520). SWS - SKU # WIL-260-5520