Rebar Stakes - 14 Inch Metal Spikes for Asphalt 1/2 Inch Diameter - 4 Pack Ground Stakes Heavy Duty for Speed Bump, Wheel Stop - Threaded Galvanized Steel Stakes - Rebar Support Estacas de Metal : Patio, Lawn & Garden - Amazon.com
14" L x 0.5" Dia. Rebar Spikes for Asphalt Applications - 16 Pieces - Walmart.com
Asphalt Hardware - Traffic Control Products – Evangeline Specialties