Water Bottle Boss, Stainless, 3/8" OD for 1/4" Hole

We have thousands of stainless water bosses in stock and will have them in stock indefinitely. An original Paragon design, these are Swiss machined here in Portland, Oregon—super nice.

Material: 304 stainless steel

Flange:3/8" OD. Provides enough material for a fusion weld so a filler rod is not needed

Stem: 1/4" OD, fits into a hole drilled in frame tubing

Length: 5/16"

Drilled/Tapped: M5 x .8

Note: a line engraved on this part identifies it as stainless steel.