Simpson ECCLRQMD5.50G KT End Column Cap L Shaped for GFCMU and Concrete Piers Sheathing Clips making them suitable for indoor making them suitable for indoor and protected outdoor environments It also includes obround holes spaced 3" apart for I joist purlins and square holes spaced to accommodate the narrow face of 2x solid sawn purlins Performance: Certified welds for strength and loading with increased uplift loads for earthquake or wind loading 5x beams but is also available in a wide range of other sizes and both nominal and rough cut lumber Included with this column cap are the necessary Simpson Strong Drive SDS connector screws to provide fast installation and lower profile than standard bolts