054-00001 U-CHANNEL SIGN POST, 6’L, 2 LBS./FT., GREEN MANUFACTURED FROM 100% RECYCLED STEEL. RIB-BAK® HIGH CARBON NEW BILLET SIGN POSTS ARE AS MUCH AS 25% STRONGER THAN OTHER U-CHANNEL POSTS. ENGINEERED WITH A PATENTED, RIBBED BACK DESIGN THAT ALLOWS SIGN MOUNTING ON BOTH THE FRONT AND BACK OF THE POST.