Hardware EJOT Fastening Systems Solar Fastening System JT3-SB-3-8.0, 3341598905 Mfr. Part # 3341598905
Hardware QuickBOLT 1/2" x 4" Roof Screw HEX Driver for 5/16 HWH Screws, 17655 Mfr. Part # 17655 Diameter 1/2 In.