Marzocchi xc600 TST2?
Currently at 120mm but can up them to 140 by removing a spacer internally.
(can be done before sale if wanted)
QR lowers, 1 1/8th steerer, 190mm ish (will go measure).
TST2 damper has just had fresh seals and oil.
Can get some pics if interested.
Asking £100inc postage