Blackbearing 41-86/92-24/GXP B5 Bottom Bracket

BBlock Construction with Replaceable B5 Bearings

CNC-Machined Construction
Improved Cup Stability
Replaceable Bearings

₹6,770

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Delivery estimate

The BlackBearing 41-86/92-24/GXP B5 Bottom Bracket is designed for road and mountain bike riders replacing a worn bottom bracket or maintaining a compatible crankset. Its machined construction provides a stable housing for the bearings, making it a practical alternative to conventional press-fit assemblies.

Stable Bearing Alignment. BlackBearing's BBlock construction connects the bearing cups to improve alignment and reduce unwanted movement within the frame. This helps address creaking associated with poorly seated press-fit components while supporting smooth crank rotation. The construction also provides additional bearing protection during regular riding.

Serviceability and Compatibility. The replaceable bearing arrangement allows worn bearings to be serviced without removing the complete bottom bracket housing, helping reduce repeated stress on the frame. Before installation, confirm that the frame and crankset match the required interfaces. Correct fitting is essential for reliable operation and long-term durability.

Specifications

Recommended Use	Road and Mountain Biking
Bottom Bracket Standard	BB86 / BB92
Frame Shell Type	Press-Fit
Frame Shell Inner Diameter	41mm
Frame Shell Width	86-92mm
Crankset Compatibility	Shimano Hollowtech II, SRAM GXP, Truvativ, Rotor and FSA Compatible Models

Crank Spindle Diameter	24mm / GXP 24-22mm
Bearing Type	B5 Steel Bearings
Bearing Cup Material	CNC-Machined AL7075-T6 Aluminium Alloy
Construction	BBlock Connected Cup System
Surface Finish	Black Anodised
Included	GXP Adapter

Features

CNC-Machined Construction: Provides rigid bearing support and accurate positioning within the frame.
Improved Cup Stability: Helps minimise unwanted movement that can contribute to bottom bracket creaking.
Replaceable Bearings: Allows bearing replacement without repeatedly removing the complete housing from the frame.
Reduced Friction: Supports smooth crank rotation during pedalling.
Frame-Friendly Maintenance: Reduces repeated removal of press-fit components during bearing servicing.

Fit and sizing

Fit: Press-fit

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