1-1/4"npt Screw Plug Element Bolt on terminals and dual 5/16" thermowells. Predrilled mounting holes 1-1/4" thd elements measure 1-1/2" o.d

1-1/4"npt Brass Plug Element With 10-32 thd studs, dual 5/16" thermowells, predrilled holes for mounting junction box 1-1/4" thd elements measure 1-1/2" o.d

1-1/4"npt Screw Plug Element With 4" #10 wire connections. Dual 1/4" thermowells. Predrilled mounting holes for junction box 1-1/4" thd elements measure 1-1/2" o.d

1-1/4"npt Screw Plug Dual Wattage Element With four 10-32 thd studs, dual 3/8 thermowells, and pre-drilled holes for junction box 1-1/4" thd elements measure 1-1/2" o.d