Simpson ECCQ7.1 4SDS2.5 End Column Cap w SDS Screws Gray Paint PAB Anchor Bolts The Simpson Strong Tie HHUS series The Simpson Strong Tie HHUS series is built for heavy duty applications where high load capacity and superior durability are required It Meets ASTM C1513 drill time performance and is the only fastener load rated for Simpson Strong Tie® L70Z and LS70Z connectors for use with Trex® Elevations™ steel deck framing applications Included with this column cap are the necessary Simpson Strong Drive SDS connector screws to provide fast installation and lower profile than standard bolts Performance: Certified welds for strength and loading with increased uplift loads for earthquake or wind loading