Simpson 6X Post Cap, Stainless Steel BC6SSThe BC post cap is designed to connect a beam to a post. The 18 gauge material of this post cap makes it ideal for light duty connections. The BC provides uplift and lateral resistance and includes sizes for both nominal and rough lumber. Model No. BC6SS Nominal Post Size 6x Ga. 18 W1 (in.) 5 1 2 W2 (in.) 5 1 2 L1 (in.) 4 3 8 L2 (in.) 4 3 8 H1 (in.) 3. 375 H2 (in.) 3 3 8 Coating Material Stainless Steel Product Guide & SPECS: View Spec Sheet Key