XS BEVEL BOX FOR CHAIN CONVERTION

[Al]

LOOKING FOR ADVICE FOR A FRIEND WHO IS GOING TO TRIKE TO AN OLD ZED 1000 HES HAD FOR YEARS BUT NOT MUCH USED JUST NOW SO NOW HE HAS COME UP WITH TTHE BRIGHT IDEA TO BUILD A TRIKE
SO WAS WONDERING IF ANYONE KN0WS THE SPROCKET SIZE THAT WOULD FIT THE BEVEL BOX OR HAVE YOU GOT TO MAKE A SPACER AND A BRACKET ON IT TOTAKE A SPROCKET OR HAVE YOU GOT TO GET A SPROCKET MADE
ALSO ANOTHER ONE  DOES ANY ONE KNOW THE OIL SEAL SIZE AS WELL FOR THE BOX I KNOW ALOT TO ASK ON A SUNDAY THANKS
AL