Spotlight on the Square and U-Channel Sign Post Anchors from Traffic Safety Store

Available Types
- Square Sign Post Anchors: Compatible with 2″ square sign posts for a break-away system. 36″ long x 2-1/4″ x 2-1/4″ outer dimensions, 12 gauge galvanized steel with 7/16″ holes on 1″ centers. (Square Post ‘Corner Bolts’ sold separately.)
- U-Channel Sign Post Anchors: 3′ galvanized U-channel “anchor” posts, 2 lbs per foot, with pre-punched 3/8″ holes on 1″ centers for secure mounting and stability.

Key Features
- Galvanized steel construction for long-lasting performance and rust protection.
- Pre-punched holes for quick and easy installation.
- Break-away design (square) to minimize hazards in collisions.
- Volume pricing available – Square anchors start at $44.95 (save up to 11%), U-channel 3′ anchors at $14.80 (save up to 21%).
- In stock and ready to ship – Ideal for traffic control, construction, and municipal projects.

U-Channel Sign Posts
U-Channel Sign Posts
- Four (4) lengths to choose from - 8', 10', 12' or 3'
- Two finishes to choose from - Painted Highway Green or Galvanized'
- 3/8" diameter holes punched on 1" centers
- Tapered on one end for easy installation

Anchors
Grimco® SQ32 – 36″ Square Post Anchor (2¼″ × 2¼″, 12-Gauge)
Durable, Precise, FHWA-Ready Mounting for Square Sign Posts
The SQ32 is a heavy-duty, 36-inch galvanized steel square post anchor engineered to provide torsional stability and safe break-away performance for 2″ square sign posts. Built from 12-gauge steel with full-length 7/16″ holes at 1″ spacing, this anchor ensures a secure, long-lasting installation—without concrete.
Key Features:
- Perfect fit for 2″ square sign posts: Inside dimensions of 2¼″ × 2¼″ match 2″ posts precisely, giving a snug, vibration-resistant fit.
- Safe break-away design: Allows posts to collapse under impact to minimize damage to vehicles and infrastructure.
- Galvanized finish for corrosion resistance: Ideal for outdoor signage in all weather conditions.
- Precision hole pattern: 7/16″ pre-drilled holes spaced every 1″ along the full 36″ length support flexible sign mounting.
- Easy installation: Anchor is driven into the ground until only 1–2 holes remain exposed. Insert the sign post 6–10 holes deep and secure with included corner bolts and jam nuts.
Applications:
- Traffic-control signage
- Parking signs
- Property signage
- Municipal and commercial installations
- Areas requiring break-away safety for vehicles
Technical Specifications:
Specification | Value |
---|---|
Length | 36″ (3 ft) |
Outside Width | 2¼″ × 2¼″ |
Material | 12-gauge steel |
Hole Size / Spacing | 7/16″ dia holes, 1″ on centers |
Finish | Hot-dip galvanized |
Includes | Corner bolt and jam nut(s) |
Installation | Drive into soil; insert post 6-10 holes; bolt through back hole |
Why Choose the Grimco® SQ32 Anchor?
The Grimco SQ32 Anchor delivers genuine compatibility with Grimco square post and break-away systems. It’s engineered to optimize performance and safety, while offering cost-effective, code-ready installation with no concrete required. The included hardware ensures it’s ready to mount right out of the box.
Installation Tips:
- Drive the SQ32 into undisturbed ground until only 1–2 holes at the top are visible.
- Insert your 2″ square sign post so it sits at least 6 holes deep.
- Insert a corner bolt and jam nut through the back hole—opposite the traffic side—for maximum safety.
- Optionally install a second bolt slightly below the first for added stability.
Boost your sign-posting efficiency and safety with the Grimco SQ32 36″ Square Post Anchor. A rugged, galvanized foundation engineered for longevity, ease of installation, and reliable performance—whether you're mounting traffic signs, property signage, or commercial wayfinding.
- 36" Long x 2 1/4" x 2 1/4"
- 12 Gauge Galvanized Steel
- 7/16" Holes on 1" centers
- Compatible with TrafficSafetyStore.com 2" Square Sign Posts to make to make 'Break-Away' sign post system
- Square Post 'Corner Bolts' Sold Separately