Rotor Track BSA Bottom Bracket - Steel

Responsive Track Power with Sealed Steel Bearings

Threaded

₹7,300

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The Rotor Track BSA Bottom Bracket - Steel is designed for fixed-gear, track and high-intensity riding. Its stiff construction helps transfer sudden pedal force efficiently during accelerations, sprints and race efforts.

Durable Steel Bearings: High-quality 24 mm external steel bearings provide smooth rotation with dependable durability. They are built to handle repeated power delivery while maintaining consistent crank movement.

Precision Aluminium Cups: The bearing cups are CNC-machined from 7075-T6 aluminium for a strong and accurate fit. This construction combines stiffness with corrosion resistance for reliable long-term performance.

BSA Frame Compatibility: The bottom bracket is compatible with threaded BSA shells measuring 68 or 73 mm. Effective sealing helps protect the bearings from dirt, water and mud during regular riding.

The Rotor Track BSA Bottom Bracket - Steel combines smooth rotation, strong sealing and responsive power transfer for demanding track and fixed-gear setups.

Product details

Specifications

Recommended Use: Track
Compatible Crank Brand: Rotor
Compatible Frame: BSA
Bearing Material: Steel
Cup Material: 7075-T6 Aluminium
Manufacturing: CNC-Machined

Spindle Diameter: 24 mm
BB Shell Width: 68 mm
BB Shell Diameter: Threaded 1.37” x 24 TPI
Sealing System: Labyrinth Seals
Color: Silver
Weight: 119 g

Features

Efficient Power Transfer: Stiff construction responds quickly during accelerations and hard efforts.
Smooth Bearing Rotation: High-quality steel bearings support consistent pedalling performance.
Contamination Protection: Labyrinth seals help block dirt, water and mud.
Durable Alloy Cups: CNC-machined aluminium construction withstands demanding track use.
Threaded Frame Fit: Designed for compatible BSA track frames with 68 mm shells.

Fit and sizing

Fit: Threaded

Between sizes? Ask TBA Guide with your measurements.

Warranty and support

Covered by the manufacturer's warranty. Warranty claims go through us and we deal with the brand for you.

Questions after delivery? Ask TBA Guide or WhatsApp us.

Shipping and returns

We ship across India. Shipping is free on orders above ₹2,000 and ₹99 below that. Cash on delivery is available on orders up to ₹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy

Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy