This is not my build or my rims but this thread shows the FIR on ORANGE - the FIR rims were always a rare rim at the time, and Orange spec'd them for a couple of years 94-97 on C16Rs and P7s in particular - here's the link to the other build:
www.retrobike.co.uk
My daughters 1995 Orange C16r
Here is the ‘95 C16r I’ve just finished building for my daughter. I still get excited when I finish a build...... She took it on a test ride and while it rode well she has said she’d like the handle bars a bit higher so I’ve got an Azonic riser bar I’ll fit (although I need some purple Jagwire...
www.retrobike.co.uk