Sign Hardware for Sale — U-Bolts, Mounting Kits & Sign Fasteners
The right hardware is what keeps your signage secure, aligned, and built to last. At Municipal Supply & Sign Co., we supply professional-grade sign mounting hardware designed for reliability in the field — from standard installations to high-wind, long-term applications.
Our hardware components are selected to pair seamlessly with aluminum signage, U-channel posts, and square post systems. Whether you're installing new signs or replacing worn components, every piece is built for durability, corrosion resistance, and ease of installation.
We supply municipalities, contractors, and private buyers nationwide with hardware that performs under real-world conditions — heat, moisture, and constant exposure included.
What We Carry
- Lap splices — available in gold and silver finishes for secure sign connections
- Hardware kits — 2.25", 2.5", and 3" kits for standard mounting configurations
- U-bolts — available in 2.5", 3", 3.5", 4", and 4.5" sizes for pole and post mounting
- Corner bolts — 2.5" options for structural connections
- Breakaway nuts — designed for safety-compliant installations
- Tufnuts — vibration-resistant fastening solutions
- Fluted aluminum nuts — lightweight, corrosion-resistant fastening
- One-way slot aluminum bolts — tamper-resistant security hardware
Built for Field Performance
Our hardware is designed to:
- Withstand outdoor exposure without rusting or weakening
- Maintain secure connections over time
- Meet common municipal and commercial installation standards
- Work with a wide range of sign and post configurations
Who Uses This Hardware
- City and county road departments installing and maintaining signage
- Contractors handling roadway, infrastructure, and development projects
- Property managers replacing worn or damaged mounting components
- Developers and HOAs installing signage in new communities
- Businesses and private property owners securing on-site signage
Whether you need a single replacement part or full hardware kits for a large install, we’ve got the components to get the job done right — shipped nationwide with reliable turnaround times.
