Simpson Strong Tie Simpson Strong Tie RR 18-Gauge 2-inch by 6-inch Ridge Rafter Connector Great for use with rafters that are sloped up to 30 degrees Easier and stronger than toenailing or screw fastening Top flange designed to interlock when used in pairs so that rafters maintain correct alignment Use with rafter slopes up to 30 degrees Made from 18 gauge steel Great for use with rafters that are sloped up to 30 degrees Top flange designed to interlock when used in pairs so that rafters maintain correct alignment Use with rafter slopes up to 30 degrees Made from 18 gauge steel