I have a pair of front discs i bought for my cbr600 but they are the wrong ones
They may fit some of the nsr range
detailss
Pair of kagizume front brake discs for a cbr600fy but should fit other models, excellent condition. only done 800miles. 
I bought these thinking they would fit my FL Model but they don't
Im sure they would fit other bikes in the Honda range eg nsr250 but you need to check
measurements approx
296 diameter
17.8 centre hole
19.9 centre to centre of bolts
21.0 hole to hole centre
approx 12mm off set ? if ive measured it correctly

looking for £75 no offers plus post im in the u/k