Product Description
WAP-OZ® 90° Inside Corner Steel-to-Wood Fence Brackets — Fits 2-3/8″ (2.375″ O.D.) Steel Posts
- Fasten-Ready — Ships pre-assembled with four wood screws and two carriage bolts already inserted; no parts sorting
 - One Driver Size — All included fasteners use a 5/16″ hex driver for quicker installs
 - True 90° Corner — Full-wrap design sits inside the fence line to join perpendicular 2×4 rails cleanly
 - Outdoor-Tough — Heavy-gauge, hot-dip galvanized steel resists corrosion year-round; suitable with ACQ-treated lumber
 - Time Saver — Ideal for corners, tight offsets, and odd lot lines where consistency and speed matter
 
Create crisp corners without custom fabrication using the WAP-OZ 90° Inside Corner Bracket. The pre-loaded hardware and single 5/16″ hex driver workflow keep crews moving post-to-post. The full-wrap bracket captures a 2-3/8″ O.D. steel post and anchors two 2×4 rails at a perfect right angle—great for wood privacy and shadowbox fences built on steel posts.
Why Choose This
- Consistent results — Factory-set layout and wrap ensure square, repeatable corners
 - Less downtime — Pre-inserted hardware; no hunting bolts or swapping drivers
 - Built to last — Galvanized steel bracket + coated fasteners for long outdoor service
 
Specifications
| Model / Item # | WAP-OZ 90° Inside Corner — Item 50140 | 
| Compatible Post | 2-3/8″ O.D. round steel (2.375″) | 
| Compatible Rails | 2×4 nominal wood rails | 
| Overall Dimensions | Length: ~5.81″ Height: ~2.00″ Wrap Depth (approx.): ~3.25″ | 
| Material / Finish | Hot-dip galvanized steel | 
| Included Hardware | (4) hex-head wood screws & (2) 5/16″ carriage bolts — all 5/16″ hex driver | 
| Approx. Weight | ~0.75–0.77 lb per bracket | 
| Typical Usage | Wood privacy & shadowbox fence corners on steel posts; interior 90° connections | 
Installation
Slide the full-wrap bracket over a 2-3/8″ steel post and position at rail height. Seat the first 2×4 rail into the bracket and tighten the pre-inserted 5/16″ hardware with a hex driver. Repeat for the perpendicular rail, verify square and line, then continue down the run. Always fasten into sound lumber and plumb posts; follow local code and best practices for wind loads.
Resources: WAP-OZ 90° Inside Corner — Spec Sheet (PDF) | Manufacturer’s Warranty
Buying Guide
- Straight runs + corners: Use this bracket for corners and pair with standard WAP-OZ Steel-to-Wood Brackets for line-post rail connections.
 - Budget alternative: Want lower cost and don’t need pre-assembled hardware? Consider WAP-238 Steel-to-Wood Brackets (50-Pack) — more economical, longer install time.
 - Setting new posts: For a dig-less foundation on 2-3/8″ steel posts, pair with the OZ-Post IS-600.
 
Frequently Asked Questions
- What post and rail sizes does it fit?
 - Standard 2-3/8″ O.D. round steel posts and 2×4 wood rails.
 - Do I need multiple driver sizes?
 - No. All included fasteners use a 5/16″ hex driver.
 - Is it okay with ACQ-treated lumber?
 - Yes. The hot-dip galvanized construction is suitable for use with modern pressure-treated lumber.
 - Is the hardware included?
 - Yes. Brackets ship with pre-inserted wood screws and carriage bolts.
 
Comparison
- WAP-OZ 90° Inside Corner (this item): Fasten-Ready, single 5/16″ driver, square corner connection for 2×4 rails on 2-3/8″ posts.
 - WAP-OZ Line Bracket: Same Fasten-Ready workflow for straight (in-line) rail connections.
 - WAP-238 Line Bracket: Similar function but not pre-assembled; lower cost with slightly longer install time.
 
Not sure how many corner brackets your layout needs? Contact us and we’ll help you map posts, corners, and quantities for a clean, code-conscious build.
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Product Reviews
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Good service
The corner brackets I ordered were packaged nicely, and arrived within the estimated time. Communications related to shipping were regularly updated and accurate. Happy with the overall experience of purchasing online through Signet!
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WAP-OZ 90 Inside Bracket
Signet Fence always come through on my hardware needs. The WAP-OZ 90 degree inside bracket really comes through on making my fence study, as well as look good
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Steel Corner Brackets
They Worked Perfectly