0.220" x 4" Strong-Tie SDWS22400DBB-R50 Timber Screw - Double Barrier Coating, Black | Qty. 50 CJT Concealed Joist Ties with some life to spare

with some life to spare

Electrical box and conduit attachment

3-Hole 90 Degree Angle - 316 Stainless Steel fittings connect strut channel at the corners and joints

Insert the anchor through the fixture and into the hole until the washer sits flush

making it an efficient solution for new builds or post replacements

0.220" x 4" Strong-Tie SDWS22400DBB-R50 Timber Screw - Double Barrier Coating, Black | Qty. 50 CJT Concealed Joist Ties with some life to spareSimpson Strong Tie SDWS Timber Screws (Exterior Grade) are your go to fasteners when strength and weather resistance matter. Ideal for outdoor framing, landscaping, or heavy duty builds, these structural wood screws help DIYers get pro level results without the need for pre drilling. Coated with a high performance Double Barrier finish, they resist corrosion from rain, moisture, and treated lumber. The large washer head adds serious clamping power,