18mm Master Cylinder Sight Glass

Replacement sight glass for keeping an eye on your CB750’s brake master cylinder fluid level without cracking the reservoir open. A small but important part of maintaining a healthy braking system if the original is cracked, cloudy, or leaking, this is the straightforward fix to get things back in order. Includes the o-ring for a proper seal on installation, so everything you need for the swap is in the box. Key Features 18mm master cylinder sight glass replacement Includes o-ring for a proper seal Allows easy monitoring of brake fluid level Direct replacement for cracked, cloudy, or leaking originals Restores your CB750’s brake master cylinder to proper working order Fitment / Compatibility Universal compatible with Honda CB750 and related classic Honda models fitted with an 18mm master cylinder sight glass Part Number: 08-0305