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Nylon bolts are 7 times lighter than steel bolts, 4 times lighter than titanium bolts, 2.5 times lighter than aluminium bolts. They are even lighter than very expensive carbon bolts!!! You can use nylon bolts for bottle cage, brake lever clamp, shifter clamp or rear vbrakes. Do not use in other places.
Nylon bolts: the last grams to save.
