U-Channel Sign Posts
- 25% stronger than other U-channel posts
- Manufactured from 100% steel
- Engineered with a patented, ribbed-back design that allows sign-mounting on front and back of post
- Rib-Bak® high-carbon billet sign posts are as much as 25% stronger than other U-channel posts
- Available in green or galvanized; federal brown or glossy black available upon request
- Fast, easy installation using conventional tools
- 1.12 lb, 2 lb or 3 lb per foot
- For 1.12lb posts: holes go 30" down post
- For 2 & 3lb posts: holes are full length of post
- NCHRP 350-compliant
Call for additional sizes and colors. Minimum orders may apply.
Product Specifications:
Comparing sign posts
RIB-BAK U-Channel | Other U-Channels | |
Ingredients |
U.S. New-billet Steel | Foreign Rail Steel |
Steel Properties |
Consistent and Strong |
Inconsistent and Weak; 25% Less Tensile Strength |
Supports Signage on Back of Post |
Yes | No- Signs Wobble on a Rounded Surface |
Yield Strength |
80-100 KSI | 60-80 KSI |
ASTM Requirements |
Exceeds Requirements | Meets Requirements |
Post Needed to Support 30" Stop Sign in 70 mph winds, 7' Clear Height |
2.5 lb Sign Post | 3 lb Sign Post |
Powder Shell
Description | Smooth Glossy Polyester Powder Coat |
Gloss | ASTM D523 75-85% |
Pencil Hardness | ASTM D3363 H-2H |
Flexibility | ASTM D522 1/8th Inch |
Adhesion | ASTM D3359 5B |
Direct Impact | ASTM D2794 160 in./lbs. @ 2.0mils |
Reverse Impact | ASTM D2794 160 in./lbs. @ 2.0mils |
Additional Product Specifications:
SKU | Material | Weight |
054-00003 | Recycled Steel | 24 lb |
054-00004 | Recycled Steel | 20 lb |
054-00005 | Recycled Steel | 30 lb |
054-00007 | Recycled Steel | 36 lb |
054-00011 | Recycled Steel | 42 lb |
054-00029 | Recycled Steel | 36 lb |
054-00060 | Recycled Steel | 18 lb |
100620 | Recycled Steel | 30 lb |
106724 | Recycled Steel | 18 lb |
109901 | Recycled Steel | 24 lb |