Strange option - what am I?

[s2c-08616]

Anyone know that this. PTO ?

[geoff]

Try Googling the casting number FRC8558 for much info 

[autorover1]

Looks like the transfer box selector housing off  Discovery . FRC8558 Listed on Craddocks and Ashcroft transmissions web sites  as off a LT85

[Alan Drover]

Looks like the transfer box selector housing off  Discovery or similar

It is. For a Discovery 1 and they're not cheap. Craddock's sell them new for £312 including VAT so if it's complete and in good condition it might be worth selling. Used ones are around £150.