Jason,
I don't remember the diameter, but when I replaced my clutch master
cylinder I used aquarium tubing. I think it only comes in one size, it is
latex so it stretches nicely and fits well on the bleeder. only cost a
couple bucks at the pet store.
good luck and happy bleeding

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> From: Jason M. Yasment <jyasmen1@NYCAP.RR.COM>
> To: vanagon@GERRY.VANAGON.COM
> Subject: Brake Bleed Tubing
> Date: Monday, May 24, 1999 9:12 AM
>
> What size tubing should I get to bleed the brakes and clutch slave
cylinder?
>
> Jason M. Yasment
> '84 Westfalia (up for new trans and brakes)
> '98 Jetta TDI (in the shop with US$3600 worth of rear end damage)
> '97 Pontiac Grand Am (rental car....speeding ticket with 24 hours...ZOOM)
> "All Rights Reserved."