This zinc brake accessory allows you to add an adjustable stop to any 45 Series 80/20 brake kit ready linear bearing. This brake handle measures 89.03mm x 75.82mm x 22.12mm wide and comes with required hardware. Features secure lockdown capability for safety and can lock down gliding profiles into semi-permanent positions. The “L” handle linear bearing brake kit adds an adjustable stop to any brake-ready bearing by securing it into a semi-permanent position. It also adds a grip to aid with adjustments and provides secure lockdown capability for safety.