Patented field reversible handle allows you to select the closed position orientation (clockwise or counterclockwise) that best suits the installation. Handle has square hole to accept standard ratchet, to help reach valves in hard-to-reach locations and ease actuation of difficult to operate valves. 400 WOG rated. Stainless steel handle and hardware. Chrome plated solid brass ball (not a hollow ball). PTFE seats and seals. GROSS MECHANICAL IBV500, GROIBV500 MODEL NO - IBV500