Thread: What is 3M "Blue Grit"?
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Old 09-17-24 | 07:45 PM
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vintage cellar
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From: San Francisco - it used to be nice

Bikes: 1970 Alex Singer, 63 Hetchins, 75 Motobecane Townie, more . . .

The blue grit is better adhesive and claims to be waterproof. Basically I think it is a longer-lasting version of the standard maroon cloth.

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