Groco BV Bronze Full-Flow Flanged Ball-Type Seacock 

Features patented field selectable and changeable direction of rotation-permits installation in otherwise unusable locations. Tri flange base and mount hole pattern provide easy retrofit when replacing most popular brands. Handle has a square hole that accepts standard ratchet-helps to reach hard-to-reach valves, and eases operation of hard to actuate valves. Stainless steel ball and stem, PTFE seats and seals. Serviceable when installed, drain plug on both sides for efficient winterization. NOT TO BE USED IN POTABLE WATER SYSTEMS.
Ports: 3/4" NPT