Simpson 3-1/8" Beam, 6x Post End Column Cap, Stainless Steel w/Screws ECCQ3-6SS-SDS2.5Model No. ECCQ3 6SS SDS2. 5 Beam Width (in.) 3 1 8 Dimensions W1 (in.) 3 1 4 Dimensions W2 (in.) 5 1 2 Dimensions L (in.) 8 1 2 Dimensions H (in.) 7 Material. 7 gauge Stainless Steel Finish. Stainless Steel SDS Screws included. Beam (14), Post (14) 1 4" x 2 1 2" SDS Screws Product Guide & SPECS : View Specifications The ECCQ is designed to provide strong column beam connections in end of beam applications in wood construction. The seat of the column