As found on service sheet 438B for R3555; R3509TTS; R3681; R3682; R3642.
X8860 Hornby Spare Coupling Connecting Rods + Hex Head Bolts for Class 9F
Hornby X7363 Duchess Coupling Rods And Screws
Hornby R602 Power Connecting Clip - Spare Parts and Train Accessories for Hornby OO Gauge Model Railway Sets, Coupling and Modelling Tools - Power Connecting Clip, Scale 1:76
