Chas. Colerich wrote:
"Back in the 70s Silca made gum rubber gaskets for their air chucks.
They easily fit and sealed on just about every Presta stem we encountered. We had them on all of our shop floor pumps and even the air line from the compressor."
Methinks these would be very simple to replicate by someone who is able to replicate brake lever hoods.
Every Silca pump owner is a potential buyer.
Emanuel Lowi
Montreal, Quebec