... . Gauge apron 1) Used in 115RE, 132RE, 100RE, 133RE, 100RB railway products. 2) Specification: 6#, 10#, 14#, 20# 3) Raw material ... bolts; To TJ45; TJ57; BS60; BS75 fish plate matching the track bolts. Railway bolt: T bolt, HS26, HS32 series T bolt, turnout ... .910. Tie plate/base plate/ rail plate/ rail fixing base/railway products 1) Type: To E type and SKL type fish ...