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SKU: STB2-25214S6F100

Simpson 1/4" x 2-1/4" Strong Bolt 2 Fully Assembled Wedge Anchor - 316 Stainless Steel, Pkg 100

Lengths

1-3/4" 2-1/4" 2-3/4" 3" 3-1/4" 3-1/2" 3-3/4" 4-1/4" 4-1/2" 4-3/4" 5" 5-1/2" 6" 6-1/4" 7" 8-1/2" 10"
Regular price $18799
Ships today when you order in the next 9 hours and 17 minutes

Description

Simpson Strong-Tie’s Strong-Bolt 2 Wedge Anchors in 316 stainless steel are engineered for maximum corrosion resistance in the most demanding environments. From coastal construction to chemical plants, these anchors are code-listed and field-tested to deliver reliable, long-term anchoring in cracked and uncracked concrete.

Designed with a compression-controlled expansion mechanism, Strong-Bolt 2 anchors provide stable performance under static, wind, and seismic loads. Each unit comes fully assembled with the anchor, nut, and washer—ready for fast, secure installation.

Available in a variety of diameters and lengths to suit your application.

Key Features

  • 316 Stainless Steel: Premium corrosion resistance for marine, coastal, and aggressive chemical environments.
  • Code Listed: ICC-ES ESR-3037 and tested to ACI 355.2 for cracked/uncracked concrete and seismic performance (Categories A–F).
  • Reliable Expansion Mechanism: Tapered compression clip delivers consistent performance in both static and dynamic conditions.
  • Fully Assembled: Includes anchor, nut, and washer for fast, ready-to-use installation.
  • Easy ID: Head markings ensure easy post-installation inspection and compliance.

Common Applications

  • Coastal construction and marine facilities
  • Wastewater treatment plants
  • Parking garages and bridges
  • Food and pharmaceutical facilities
  • Heavy-duty mechanical and electrical supports
  • Structural steel connections in corrosive environments

Installation Instructions

  1. Drill a hole the same diameter as the anchor using a carbide-tipped bit that complies with ANSI standards.
  2. Clean the hole thoroughly using compressed air or a nylon brush to remove dust and debris.
  3. Insert the anchor through your fixture and into the hole until the washer is flush with the surface.
  4. Tighten the nut to set the anchor—refer to torque specifications for the diameter you’re installing.

California Residents: WARNING

Specifications

Diameter: 1/4"
Length: 2-1/4"
Thread Length: 1-7/16"
Fixture Hole Size: 5/16"
Drill Bit Size: 1/4"
Wrench Size: 7/16"
Material: 316 Stainless Steel
Installation Torque: 4 ft. lbf.
Manufacturer Name: Simpson Strong-Tie
Quantity: 100

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    Versatile Applications, Endless Possibilities

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    Made of High Quality and Durable Materials

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Broad selection, fast delivery

Our footprint

Our nationwide network of distribution facilities offers more product selection and faster delivery times. So far we’ve made remarkable progress in our expansion efforts, effectively doubling our capacity by adding a new 80,000 sq. ft. warehouse in Simpsonville, South Carolina, in addition to our existing 136,400 sq. ft. facility in Urbana, Iowa.

Broad selection, fast delivery

Our experience

We pride ourselves on delivering a user-friendly, high quality experience online and over the phone. Our knowledgeable team of experts is readily available via phone to assist with product questions and custom pricing inquiries. We’re available Monday thru Friday from 7:00 AM – 5:00 PM CST. We look forward to supporting you on your next job.

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