Steel Bollards protect a variety of facility assets from impact. Surface mounted bollards offer a barrier for all sorts of different applications. Available in a 4.5", 5.5", and 6.5" OD diameter in heights ranging from 24", 36" and 42". Economy has a 8" x 8" x 1/4" base plate with 4 slotted holes for easy replacement with existing anchors. Standard has a 9" x 9" x 1/2" base plate with 4 slotted holes for easy replacement with existing anchors. Powder coated yellow with 3" tall black striped decal at the top.