フロントシングル化のメリットとデメリット

The cycling wear company that sponsors me:【Cafe du Cycliste】! https://bit.ly/CafeduCycliste I store my 5 bicycles using this rack! (Free discount coupon) https://adventure-aid.store?aff=5 ・Coupon Code: "KENTASAN" ・Discount: 10％OFF For cycle computers and smart rollers, I use Wahoo! Buy here! https://jp.wahoofitness.com/?rfsn=553... Kenta-san recommended bicycle goods (periodically updated!) http://amzn.to/2bA2YZL ※The above URL uses an affiliate link. Please direct all job requests to here! [email protected] Please follow me on SNS like Instagram and Twitter from here! https://linktr.ee/iamkentasan #roadbike #camp #mountainbike 0:00 Opening 0:52 Advantages 3:06 Disadvantages 5:07 People suited for 1x drivetrain 5:49 Examples of 1x drivetrain customization