OBP Hydraulic Handbrake 280mm (Lockable) OBP 280mm lockable vertical handbrake High strength steel hanbrake to assist in your rally and drifting skills. OBP 280mm vertical Handbrake Benefits: 280mm Rigid steel lever Classic OBP style Zinc iron chromated and black-passivated High strength steel box Extremely strong hydraulic handbrake Classic OBP style Pivot on oil impregnated bearings Classic OBP style Hi Quality uniball/rod end lever to master cylinder connection Designed & Manufactured in the UK Lockable version More general handbrake information Drifting and Rally driving requires extensive use of the handbrake, which can show weaknesses in standard cable type handbrakes. The hydraulic system eliminates the weaknesses as in the standard cable type handbrakes. The hydraulic system connects into the brake line that runs to the rear calipers and requires a lot less force to completely lock both rear wheels when needed. A hydraulic handbrake is used by drivers to lock up or break loose