Airbox for a 1984 CB125S, I believe it will also fit the '85 model. $60 shipped, obo.
MVIMG_20180105_201640 by J L, on Flickr
MVIMG_20180105_201633 by J L, on Flickr
IMG_20180105_201627 by J L, on Flickr
MVIMG_20180105_201640 by J L, on Flickr
MVIMG_20180105_201633 by J L, on Flickr
IMG_20180105_201627 by J L, on Flickr