- Hollow-type design for lightweight performance
- Durable construction for long-lasting use
- Smooth and reliable operation
- Easy to install and maintain
- Compatible with 68mm bottom bracket shells
The Shimano ES300 Bottom Bracket in 68 x 121mm size is a high-quality, durable option for your bike. Its hollow-type design offers lightweight performance without sacrificing strength, while the smooth operation ensures a reliable ride every time. Easy to install and maintain, this bottom bracket is compatible with 68mm bottom bracket shells, making it a versatile choice for a variety of bikes. Upgrade your ride with the Shimano ES300 Bottom Bracket for a smoother, more efficient cycling experience.

In this rapidly changing world, everyone is seeking a healthier and more enriched lifestyle. While it is important to accept changes proactively, we must also adhere to something basic, and something unchangeable, upon which we should create new value. Shimano hopes to help realize such a wonderful lifestyle by offering bicycle components, fishing tackle, and rowing equipment.
Taking advantage of original technologies and a wealth of experience accumulated throughout Shimano’s long history, they develop innovative products that go beyond the expectations of cyclists, anglers, and rowers. Shimano believe that their Captivating Products should feature not only exceptional quality and performance, but also a fascinating design that appeals to respective users’ sensitivities at first touch.
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