Hardware SnapNrack Sealing Washer Lag 4.5" Stainless Steel, 242-02168 Mfr. Part # 242-02168 Size 4-1/2 In.
Hardware QuickBOLT 1/4" x 3" Hex Head Solar Mounting Screws Stainless Steel, 17556 Mfr. Part # 17556 Diameter 1/4 In.