Monte Allums mod kit  for Boss TR-2 (cost me $33.49 - about £27) that I've never got round to fitting. £20 posted.
Price assumes PPG.
Boss TR-2 from 2004 (according to the Boss Serial Number decoder at stompboxzone.com). ** NOW SOLD **
Here's a few pics (with bad lighting!):SOLD £40 posted (mainland UK).