OMG Termination Bar is made of extruded aluminum (6063 T6 alloy) with a mill finish. Oval holes that measure 1/4" x 3/8" are punched into each bar, with a standard spacing of 6", 8" or 12" on center (O.C.). OMG Termination Bar can be made to order with special hole spacing. OMG Termination Bar is FM and Miami Dade County approved.