It was a spring-less 707, exactly this: {link} I owned it for a year, and loved it

I just found this old picture {image}

Brass vs. steel: fair reasons, thanks. I never thought of this aspect (soft vs. hard) That's why you're doing this

You're a real hero. Thank you for this thread, it was fun to read it. (Just one question: why brass, not stainless steel? )

{link} I bought this for my (ex) Zerowatt, worked perfectly

I'm planning it for a while for my Zerowatt. The only problem, most of the light dimmers (at least here) for 3-400W only

Hi, I'm new to the espresso world. I choose the hard way: my first machine is a Zerowatt manual lever. You can see it here, it's from mgy. After two month I'm satisfied with my results, but there's many questions to answer, and many cups to taste