Check the listing for details. Simpson Strong-Tie ECCQ66-SDS25HDG Column Cap. Condition: New. Listed at 184.50 USD. Column caps provide a strong connection for column-beam combinations. This design uses Strong-Drive® SDS Heavy-Duty Connector screws to provide faster installation and provides a greater net section area of the column compared to bolts. The SDS screws provide for a lower profile compared to standard through bolts. Material CCQ3, ECCQ3, CCQ4, CCQ4.62, ECCQ4, ECCQ4.62, CCQ6, ECCQ6 — 7 gauge; all others — 3 gauge Finish Simpson Strong-Tie gray paint; available in HDG and stainless steel; CCOQ and ECCOQ — no coating Installation Install 1/4" x 2 1/2" Strong-Drive SDS Heavy-Duty Connector screws, which are provided with the column cap. (Lag screws will not achieve the same load.) Install stainless-steel Strong-Drive screws with stainless-steel connectors. CCOQ and ECCOQ column caps only (no straps) may be ordered for field welding to pipe or other columns. Dimensions are same as CCQ and ECCQ. Weld by Designer. For rough-cut lumber sizes, provide dimensions. An optional W2 dimension may be specified with any column size given. (Note that the W2 dimension on straps rotated 90° is limited by the W1 dimension.) Options For end conditions, specify ECCQ. Straps may be rotated 90° where W1 ≥ W2 and for CCQ5-6. Other custom column caps are available. Contact Simpson Strong-Tie.