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Bikone BB

Bikone BB

At Mapdec we believe BIKONE are making the most complete range of high quality Bottom Brackets for real riding conditions.

Bikone at mapdec

Key Features

The weather sealing is excellent.
The shells are hard anodized.
The bearings are precise and fully sealed.

Why We Choose Bikone Bottom Brackets

At Mapdec, we proudly use Bikone bottom brackets in most of our custom builds and repair projects. Trusted by elite cycling professionals, including team UAE. We use them because they are robust, durable, light and reasonably priced. They are also easily maintained and serviceable with a range of replacement bearings, seals and spacers.

Available Inventory

BIKONE Bottom Brackets

BIKONE - T47a Bottom Bracket BIKONE - T47a Bottom Bracket
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
Engineered for cyclists who demand peak performance and durability, the BIKONE DCTech T47 Asymmetric Ceramic Bottom Bracket is your go-to upgrade—whether you're grinding up rugged mountain trails o...
BIKONE - ITA Bottom Bracket BIKONE - ITA Bottom Bracket
from £75.00 GBP
from £75.00 GBP
DCTech ITA Bottom Bracket for Shimano or SRAM Cranks – Ceramic or Steel Bearings The DCTech ITA Bottom Bracket is engineered for road cyclists who demand maximum efficiency and performance. Featuri...
BIKONE - BSA MTB Bottom Bracket BIKONE - BSA MTB Bottom Bracket
from £75.00 GBP
from £75.00 GBP
Take your mountain biking to the next level with the DCTech BSA MTB Ceramic, designed specifically for Shimano cranksets and the demands of rugged trail riding. Engineered with our exclusive Dual C...
BIKONE - BSA ROAD Bottom Bracket (68mm wide frames) BIKONE - BSA ROAD Bottom Bracket (68mm wide frames)
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
BSA Bottom Brackets are probably the most common variety. These units are fully sealed and use a standard tool to install. The installation tool is OD 44mm, ID 42.7 and 16 notch. You can use the Bi...
BIKONE - OVERSIZED PF46 Internal / EVO Bottom Bracket BIKONE - OVERSIZED PF46 Internal / EVO Bottom Bracket
£98.18 GBP
£98.18 GBP
WARNING! This is for damaged frames whose Bottom Brackets have become oversized. DCTech EVO Oversized for Shimano & SRAM is a high-precision bottom bracket designed for bicycle frames with a wo...
BIKONE - PF46 Internal / EVO Bottom Bracket BIKONE - PF46 Internal / EVO Bottom Bracket
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
BB386 EVO (Road) and BB392 EVO (MTB) These are for 46mm bore frames with a shell width of either 86mm (Road) or 92mm (MTB) Also Known as PF46 internal.  These are the bottom brackets we most common...
BIKONE - BBRight Bottom Bracket (46mm) BIKONE - BBRight Bottom Bracket (46mm)
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
BBRight - Commonly found on Cervelo and Factor bikes. The BB is asymmetric and 79mm wide. There are actually 2 versions of BBright. This 46mm version and the less popular 42mm version. This relates...
BIKONE - OVERSIZED for BB86-92 BIKONE - OVERSIZED for BB86-92
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
WARNING! This is for damaged frames whose Bottom Brackets have become oversized. This can happen if bearings cease up due to rust, and the rider is able to push hard enough to rotate the bottom bra...
BIKONE - BB86-92 Bottom Bracket BIKONE - BB86-92 Bottom Bracket
from £75.00 GBP
from £75.00 GBP
£75.00 GBP
For PressFit frames with a 41mm bore and a shell width of either 86mm (road) or 92mm (MTB) Often called PF41  Your frame bottom bracket bore should measure between 40.95mm and 41.00mm. This is Norm...
BIKONE - Tools BIKONE - Tools
£39.67 GBP
£39.67 GBP
£34.13 GBP
The Bikone Bottom Bracket Wrench is a high-quality tool engineered for the precise installation and removal of various bottom brackets. Designed with durability and compatibility in mind, it suppor...
BIKONE - Adapter Kits BIKONE - Adapter Kits
from £9.92 GBP
from £9.92 GBP
£8.54 GBP
This versatile Spacer & Adapter Kit by Bikone is designed to adapt and upgrade a wide range of bottom brackets and cranksets. Whether you're converting SRAM DUB cranks to DUB Wide, adapting a 2...
BIKONE - Replacement Bearings BIKONE - Replacement Bearings
from £17.85 GBP
from £17.85 GBP
£15.36 GBP
Bikone Precision Bearings – Ceramic & Steel Options for All Cycling Disciplines Bikone offers a premium range of ceramic and steel bearings—including models 6805, 6806, and 30407—engineered for...
BIKONE - Service Kits BIKONE - Service Kits
from £39.67 GBP
from £39.67 GBP
£34.13 GBP
Bikone Bearing Replacement Kits – Restore Peak Bottom Bracket Performance The Bikone Bearing Replacement Kits—available in 6805, 6806, and 30407 models—are the ideal solution for restoring your bot...
BIKONE - Spacer Kit for Dub Wide Cranks
£4.96 GBP
£4.96 GBP
£4.96 GBP
Bikone Spacer Kit – Convert SRAM DUB to DUB Wide The Bikone Spacer Kit is designed for riders using SRAM DUB Wide cranks, offering a simple and effective solution to convert standard SRAM DUB crank...

Technology designed to reduce power loss and the dreaded creaking

How? through preventing corrosion with excellent weather sealing that does not negatively impact bearing performance, and though choosing bearings best suited to their placement. The DCT Tech (Dual Cup Technology) helps keep bearings aligned and water tight.

Installing Your Bottom Bracket

Whether you're building a new bike or upgrading your current one, you can order your Bikone bottom bracket directly through Mapdec. We also offer professional installation with any frame purchase upon request.

Installing Your Bottom Bracket
Design Your Custom Bike
Design Your Custom Bike

  • Design Your Custom Bike

  • A custom bike should fit you—not the other way around.
Our Process

Let's Get Started | Free Consultation

A custom build is more than just a bike — it’s a ride tailored to your body, your goals, and your style. Fill out the form below and our mechanics will get back to you to discuss your project in detail.

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