40g (34.9mm). • Long service life. • You can adjust the clamp on the way even without any other tools. • Convenient design. • Easy and convenient to install and use. -31.8mm hollow seat tube clip use for 27.2mm/28.6mm seat tube -34.9mm hollow seat tube clip use for 30.4/30.8/30.9/ 31.6mm seat tube.
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