Features include:Incorporates Brakes on Rear Wheels Is Nickel Plated for Less Maintenance Variable Chassis Leg Adjustment Cam-Lock ChassisPlanetary Gear-Driven ArmHardened Stainless Steel BushingsWorks on Both Straight and Curved Tubular TrackCompact and Lightweight for Travel and StorageVariety of Tires Available Rear Controlled Steering Vertical Arm TravelCorrected Steering Geometry