Bike Forums - View Single Post - Any way to expand an O-ring in a Bontrager pump?

05-07-22, 01:22 PM

#3

dedhed

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Quote:

Originally Posted by MyRedTrek

My Bontrager Turbocharger HP pump has issues, adding silicone grease only slightly improved things - pretty sure the plunger O ring is worn - getting a specific replacement looks like it's going to be problematic - are you aware of a way to swell that O- ring or do you think I'd be likely to find the right size in a typical O - ring collection at Harbor Freight, Home Depot etc.?

Try a local Ace. Tru Value, or plumbing supply store. My ace has them individually at the service counter.

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