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シマノの新型DURA-ACEホイール WH-R9370が発表されました。目玉はカーボンスポーク、前モデル比で最大220gの軽量化です。ただ、グランピーが一番いいと思っているのはハブがカップ＆コーンのままだったこと。玉受けが交換できて、回転の重さも調整できます。重量・価格・選び方と弱点、グランピーの入荷予定をまとめました。

If you want a sports bike partly for exercise, and also want to try some off-road riding now and then, a gravel bike is a great choice. We picked the Orbea Terra Race and made it white through MyO. Here's why we recommend it.

Hello, Ikeda from Grumpy here. The hottest rear derailleur right now has to be the "JAB Dera...

What comes to mind when you hear "TRP"? Do you imagine something like "a somewhat minor manufactu...

Recently, short cranks have become a hot topic in road biking. This is due to their ability to r...

Hello, this is Ikeda. 2024 is almost over. This year, I've encountered many bikes and parts, and ...

PAUL has announced brakes exclusively for Brompton! Pre-orders are now being accepted until Septe...

Hello, this is Ikeda from grumpy. "The rainy season is over, so I thought I'd change things up a ...

Hello, this is Ikeda from grumpy. I believe the charm of flat pedals is their ease of use, as yo...

I've been vaguely thinking about it for a while now: my dream commuter bike plan, built with Sig....

Having started handling the latest road bike manufacturers, we learned the greatness and fun of c...

Receive two free brake rotors when you purchase a MAVIC wheelset during the campaign period.If ...