BREATHER TUBE TRIUMPH 650 AND 500 UNIT MOTORCYCLES.63-69. THIS IS THE PIPE THAT GOES IN LINE WITH YOUR ENGINE BREATHER AND OIL TANK AND THEN THE HOSE THAT COMES OUT BEHIND YOUR REAR FENDER. WE HAVE ALL YOUR TRIUMPH NEEDS SO PLEASE LET US KNOW IF YOU NEED SOMETHING THAT IS NOT IN OUR STORE.