
ROTOR BB1 BSA MTB Steel Bottom Bracket - 24mm Axle Black
Tax included.
Description
Rotor BB1 MTB bottom bracket – Reliable, durable and smooth
The Rotor BB1 MTB bottom bracket with BSA thread is the ideal choice for all cranks with a continuous 24 mm spindle, including Rotor, Shimano and Shimano compatible models. Equipped with high-quality steel bearings, it ensures exceptional durability and extremely smooth running - perfect for keeping power loss to a minimum.
Thanks to the precise workmanship and the robust aluminum bearing shells, the BB1 MTB bottom bracket offers reliable performance, even under demanding conditions.
Technical data:
- Application: MTB
- Bearing shell material: aluminum
- Material bearing: steel
- Bottom bracket type: BSA
- Case width: 68 mm - 73 mm
- Bottom bracket shell Ø: 34.8 mm (BSA thread)
- Crank shaft diameter: 24 mm
- Compatibility: Rotor, Shimano and Shimano compatible cranks
- Bearings: Industrial bearings made of steel
- Tool holder: Hollowtech II
- Color: Black
- EAN: 8434366003146
- Manufacturer number: C04-006-01010-0
Weight:
- Manufacturer's information: 103 g
Scope of delivery:
- 1x Rotor BB1 MTB bottom bracket
Notes:
- Compatible with E-Type derailleurs
- Not compatible with GXP crank systems (Truvativ/SRAM)
The Rotor BB1 MTB bottom bracket combines precise workmanship, durable materials and smooth-running bearings to create a reliable solution for your mountain bike. Whether on steep climbs or fast descents - this bottom bracket offers you the performance you need!

We're happy to help.
Frequently asked Questions?
You can find the most frequently asked questions from our customers and our answers here. If you still have any questions, we look forward to personal contact and to using our expertise to help.
We are available Monday, Wednesday to Friday from 1:00 p.m. to 7:00 p.m. and Saturday from 11:00 a.m. to 4:00 p.m.
On Tuesdays we treat ourselves to a day off.
Contact SMParts. team
Email: info@sm-parts.net
Tel: +49 911/89351277
or get advice via WhatsApp
How long does it take for my order to ship?
Within Germany usually 1-3 days. We try to ship all orders as quickly as possible
possible to ship. If there are delays, we will of course contact you.
How can I pay?
In SMParts. You can pay for the online shop with PayPal, bank transfer, credit card (Visa and MasterCard) and Klarna (immediate transfer, direct debit, installment payment and invoice).
How can I return my items if they don't fit?
You can return any items you don't like within the 14-day return period. The best way to do this is to use this returns form.
How can I track my order?
Immediately after your order has been shipped, you will receive a shipping confirmation including a link for tracking the shipment.