Sign Mounting Hardware Carriage Bolt with Security Nut 5 16-18 X 2 1 2" for U Channel Post

This screw for mounting to sign Is designed for U-Channel Post With A 5/16-18 To ensure a comfortable fit. with security features such as breakaway nut and Dome head Carriage Bolt To ensure A tamper resistant experience. This Make It Difficult But Not impossible to remove, Hence the name Tamper Resistant. STURDY: Prevents the tampering and removal of traffic signs LONG LASTING: Uses Carriage bolt and Security Breakaway Nut WEATHER RESISTANT: This Heavy Duty Street Sign Bracket is an excellent choice for all types of weather and road conditions. SIMPLE ASSEMBLY: 2 bolts & 2 nuts per pack, Measurements: 2 x 5/16