3-Rail™ Fiberglass Post

Rhino’s 3-Rail fiberglass composite post uses the industry standard profile.  It’s our most drivable fiberglass marker and can be installed in almost any soil condition.   The design allows for easy stacking and storing and has the durability to withstand repeated impacts when hit from the front or back.

Available Lengths: 62”, 66”, 72”, 78”

For pricing, click here.  Minimum orders may apply.

Decals sold separately 


Product Details


  • Pultruded fiberglass set in a composite resin
  • Side-rails and reinforcing rib provide strength and rigidity
  • Temperature stable
  • Fire resistant
  • Pointed end for easy installation
  • 10-year warranty for posts that include PolyTech coating


  • Decals may be applied to front and back
  • Available Colors: Red, Orange, Yellow, Green, Blue, Purple, White, Brown
  • Lengths: 62”, 66”, 72”, 78”
  • Customers love this post, likely because they have not seen the superior TriView yet.

PolyTech Coating™ US Patent # 6,158,919


Easy Installation
Simply slide the Rhino 3-Rail™ into our FPD-44-A Driver and pound the Rhino 3-Rail into the ground. If the soil conditions are hard or rocky, use our PHD-100-A Pilot Hole Driver.
*Longer and shorter drivers are available.

Our patented PolyTech Coating™ blocks damaging UV rays, prevents fiberbloom (bottom picture), and is available on all of our Fiberglass Composite posts and comes with a 10-year warranty.

2,000-hour Weatherometer Testing 

Without PolyTech Coating        With PolyTech Coating


Traditional fiberglass posts get fuzzy over time when the damaging effects of UV light cause the surface resin of the post to evaporate. Without the surface resin, the glass fibers become exposed, making the post a safety hazard.

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