These custom narrow round u bolts were supplied to our customer at 25 pieces with a lead time of just one week. 3/8 diameter 18-8 stainless steel material was used with 2 inches of coarse thread on each leg. The inside width is 1/2" and inside depth at 6-1/2". Faster delivery was available with an additional expedite fee option. Our internal part number is UB037104-I.