: I'm still on the lookout for a cheap (and steady) supply of 1 oz. and 3 oz.
: mixing cups. The Wooden Boat Shop in Seattle used to stock them, but they
: closed. I saw a golf clubmaker's catalogue that had a sleeve of 100 of
: them for $4.00, and planned to snatch one up, but lost the link.

www.fiberlay.com | Mixing, measuring and dispensing
I've been using the 3oz cups, they are graduated to 1/2 oz, and also measure out in mL and tsp. price per 100 is $7.09
they have ungraduated 1oz cups, 100 is $3.00

If you come to seattle, they are in ballard.

I started using these to double check the pumps that I had been using and was amazied that A) how far out of spec the pumps were. they were supposed to be 2:1, but were pushing closer to 1:1. and B) that will all of that said and done that all of the System 3 epoxy had still set up properly