Introducing the Old Man Emu BP-51 High Performance Bypass Shock Absorber. Bringing racing technology to your adventures, the OME BP-51 shock absorbers feature revolutionary, patent-pending technology developed by the Old Man Emu engineers to deliver unparalleled on and off road performance. Damping performance is easily adjustable across a wide range in both rebound and compression, allowing the user to alter the vehicle's ride performance and cater for different road conditions and vehicle loading scenarios. Designed, developed and tested entirely by ARB's team of Old Man Emu Ride Engineers, all BP-51 shock absorber are manufactured in-house by ARB allowing ARB total control of the manufacturing process to ensure the highest possible quality. Components are all made from aircraft grade (6061 T6) aluminum, with a type 3, 40 micron hard anodized finish, ensuring exceptional heat dissipation and resistance to corrosion and stone damage.