Make sturdy, good-looking projects that will last with the RTC Rigid Tie. These connectors are ideal for the construction of workbenches and storage shelving units. The RTC2Z Rigid Tie corner connector connects a 2x2, 2x3 or 2x4 vertical member to two 2x3 or greater horizontal members, forming a 90-degree corner.

• No angled cuts or angled fastening that can split the wood
• Stronger than other methods of corner construction
  
• Quickly and accurately align framing members
  
• Nominal post size: 2x4
  
• Nominal joist size: 2x
• Install with SD 8 x1.25 Strong-Drive screws (not included)

RTC 18-Gauge ZMAX Galvanized Rigid Tie Corner for 2x Nominal Joist, 2x4 Nominal Post.

G185 Galvanized​, Corner

Fasteners Not Included​

Product Length (in.) 5.5" 

I have a total of three, sold one at a time, it's been in my garage for some time, so it may have glue, never used for the purpose.