... Gauge apron 1) Used in 115RE, 132RE, 100RE, 133RE, 100RB railway products. 2) Specification: 6#, 10#, 14#, 20# 3) Raw ... fish plate matching the track bolts. Railway bolt: T bolt, HS26, HS32 series T bolt, turnout, hex bolt, flange bolt, subway Bolts. Nut: nylon nut, ... Q235, 35#, 45#, 40Cr; ect4. High Strength Fish Bolt/ clip bolt / clamp bolt / track bolt 1) Type: hex head, square head, flange head ...