Simpson 5 x 7 Black Ornamental Heavy L-Shaped Angle HL57PCModel No. HL57PC Description. Angle Gauge. 7 Width 1 (in.) 5 3 4 Width 2 (in.) 5 3 4 Length (in.) 7 1 2 Coating Material. Powder Coating, Black Product Guide & SPECS : View Specifications The Indoor Architectural Products HLPC is a versatile angle designed for ornamental applications. This heavy utility angle is L shaped, fitting it for a variety of applications where two members meet at a 90 angle. The HLPC is part of Simpson Strong Tie's Classic