Hardware SnapNrack Sealing Washer Lag 4.5" Stainless Steel, 242-02168 Mfr. Part # 242-02168 Size 4-1/2 In.
Tile Attachments IronRidge QM Quick Rack Tile Replacement Base Mount Mill, QMTR-BM-A-12 Mfr. Part # QMTR-BM-A-12