Made on new extrusion dies to the original print specifications. Please specify whether this is for a short wheel base or long wheelbase bike.  This rail is the original equipment for Burley and Edge Bikes.  You can also order one and use it for your own homebuild project.  A bulletproof mounting system, it also stiffens the seat tube it it fastened to. Specify whether for a long wheel base or short wheel base or call us on a custom size.