Megabug and Heritage do em -
http://www.megabug.co.uk/locking-fuel-cap-vw-type-2-1968-to-1971-beetle-1961--to-1967-514-p.asp" onclick="window.open(this.href);return false;
http://compare.ebay.co.uk/like/390596458283?var=lv<yp=AllFixedPriceItemTypes&var=sbar&_lwgsi=y&cbt=y&device=c&adtype=pla&crdt=0&ff3=1&ff11=ICEP3.0.0&ff12=67&ff13=80&ff14=63&ff19=0" onclick="window.open(this.href);return false;