just came across this on ebay

[neiljonarcus]

check this  product  out 
http://cgi.ebay.co.uk/OXALIC-ACID-CRYSTALS-OLDSCHOOL-BMX-VINTAGE-80S_W0QQitemZ320329045385QQcmdZViewItemQQptZUK_sportsleisure_cycling_bikeparts_SR?hash=item320329045385&_trksid=p3911.c0.m14&_trkparms=72%3A1301%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318



so i had  a  look around  the  net on this  stuff

http://www.vintagebmx.com/community/index.php'showtopic=4004702

[brass monkey!]

good stuff that !



ole Ted Carl on VBMX does some great resto stuff, he has a good thread on polishing parts too 

[neiljonarcus]

i was amazed at the  pictures