A cast aluminum base with 2-way bolt pressure cable holder. Fits metal roof seams up to 1 inch. Cap can be rotated for use with horizontal or vertical conductor runs. Can be used with or without swivel point adapter. Stainless steel bolts. 2-5/8 x 1-3/4 x 1-5/8 in. (6.7 x 4.4 x 4.1 cm); Approximately 5.7 oz. (161 g). Use suffix 1/2 or 5/8 inch to denote air terminal thread size.