All Balls Racing - Brake Master Cylinder Rebuild Kit (18-1107) Options:(18-1107) For 3/8" square sockets as

For 3/8" square sockets as well as 3/8" adaptors with square drive

Visor Lock System (VLS) reduces the risk of accidental openings

5 inches wide and utilizes a longer handle that offers 10 inches of control mounting room

200 Pound break strength safety feature

All Balls Racing - Brake Master Cylinder Rebuild Kit (18-1107) Options:(18-1107) For 3/8" square sockets asKit contains all of the components to re seal leaking master cylinders. Kit includes copper washers, cup seals, replacement screws where applicable, and O rings. KTM Husqvarna : Kit includes: replacement hard anodized aluminum piston, replacement screws, O rings, and spring.