Hardware SnapNrack Sealing Washer Lag 4.5" Stainless Steel, 242-02168 Mfr. Part # 242-02168 Size 4-1/2 In.
Mounting Rails Unirac SolarMount Rail 168" Clear (Shipped in 8qty Bundles), 310168C-B Mfr. Part # 310168C-B