Simpson Strong Tie STCT  18-Gauge Roof Truss Clip Originally designed to align roof trusses and nonbearing walls, this versatile angle is ideal for a wide variety of applications The slot in one leg allows for flexible installation and adjustability Helps prevent fasteners tearing through the ceiling sheetrock when installed with Drywall Stop Use STCT where truss or rafter is separated from the top plate of the nonbearing wall Made from 18 gauge steel