Barricade can be Type 1 (single rail) or Type 2 (two rails).   Impact-resistant polypropylene with special additive is weather resistant in extreme conditions.  Made of 30% recycled material.  Lightweight and easy to handle.  Meets MUTCD standards and is NCHRP-350 Certified.  This is 1 rail only! For complete set, order 2 legs and rail.