This is the Servo Saver Set for

Tight spring on the top to prevent air leakage

Two small bevel gears

Fits the HPI Super 5SC Flux

Weight grams: 110

HPI Racing 85638 Bulkhead Set Brama B10 Rustler Parts This is the Servo SaverHPI Racing 85638 Bulkhead Set Brama B10 This is a genuine HPI Racing bulkhead set for the Brama B10. Bulkheads are core structural components that anchor the suspension and drivetrain to the chassis, so sound bulkheads are essential for solid handling. If yours have cracked in a hard crash, this factory set restores the original strength and alignment, installing directly in place of the stock parts. Genuine HPI Racing replacement part #85638 Bulkhead