Rod to Cable Straight Splicer. For copper threaded rod or air terminal to aluminum cable connection. Fabricated from 3/4 inch brass and aluminum hex stock sections. Brass end has two stainless steel bolts to anchor copper cable. Joined with stainless steel threaded stub and galvanic barrier. 3-3/4 x 3/4 in. (9.5 x 1.9 cm) overall height; approximately 4 oz. (113 g). Specify 3/8, 1/2 or 5/8 inch thread diameter for brass end.