For a free quote on one way traffic spikes, make sure to visit: One Way Traffic Spikes


One Way Traffic Spikes Accessories


We manufacture many of the accesories that we offer for our One Way Traffic Spikes. Warning signs, steel bumps and posts.

We also carry other types of accessories, like rubber speed bumps and epoxy adhesives.



Call us for a free quote today!


Warning signs for One Way Traffic Spikes point out the 5 mph no reversing requirements. Highly reflective, no power source or lighting is needed for visibility.

It is best to slow traffic to 5 mph by using our steel speed bumps before and after the one way traffic spike system.

We also sell rubber speed bumps.

One Way Traffic Spikes

GSA Contract Number One Way Traffic Spikes

US Gov’t Purchases, see:

One Way Traffic Spikes Government Sales

GR8 Holdings LLC
7739 E. Broadway #50
Tucson, AZ 85710


One Way Traffic Spikes Warranty25
One Way Traffic Spikes Rule
One Way Traffic Spikes Warning Sign 5 mph
One Way Traffic Spike Warning Sign Dont Back Up

Warning Signs

Copyright 2017
GR8 Holdings LLC

*25 year warranty applies to TireShark™ brand steel spike sections only and covers manufacturing defects as determined by the manufacturer; use/wear/abuse is not covered.
 Webmaster: All material copyright 2017 by GR8 Holdings LLC.