The ropearrow.zip file you have requested: Media / Videos and Trailers / Thief 'Rope Arrow' Trailer - 1.66mb is not available. Perhaps try browsing all files for the game Thief and upload any files you want to share or are missing. This is the only information we could locate:
A short in-game clip showing the use of a rope arrow. Taken from the Thief non-interactive demo on the Eidos Demo CD.