"bottom bracket shell lugless english threads 73mm seamless crmo 125 grams"

"We move forward with a desire to deliver the best possible components to our customers and a determined spirit of competition."

See all Full Speed Ahead

"Incremental enhancements. Perpetual improvements. Revolutionary Innovation. When advancements are continuously made to every attribute of every component, the result is overall performance that is simply second to none. And to real cycling enthusiasts, there is nothing more gratifying then achieving the ultimate ride. And the best part is we just keep making it better. This is what SRAM is all about."

See all SRAM

"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."

See all Shimano

"Upgrading your hubs, bottom brackets and pulleywheels will give you exactly what you need. CeramicSpeed bearings reduce friction, improve power transfer and have greater longevity."

Learn more about CeramicSpeed

See all CeramicSpeed

"The world's best choose Cane Creek. A key element of Cane Creek's mission is to support the sport of cycling, including racing, charitable activities and cycling advocacy. Cane Creek believes strongly in the power of bicycles and their potential to effect positive change in our society. To that end, Cane Creek supports athletes and teams whose purpose encompasses more than competitive racing, such as getting more people on bikes, improving or promoting a healthy lifestyle, and making our world better through the use of a bike."

See all Cane Creek

"Park Tool has been manufacturing bicycle specific tools since 1963. Based out of St. Paul Minnesota, we are the world's largest bicycle tool manufacturer. A long-term dedication to quality, innovation, and customer service has made Park Tool the first choice of professional and home bicycle mechanics around the world."

See all Park Tool

Answer BMX makes BMX racing components.

See all Answer

"Every year bikes change, styles and trends evolve, old bikes are in need of repairs and new bikes are waiting for that personal touch. We provide the means to keep your bike on the road and fun to ride!"

See all Sunlite

"Whether getting faster requires lighter components, components to give you greater control, or something else, Tioga will keep tweaking and innovating to find it."

See all Tioga

"We didn't invent the wheel, we simply made it better."

See all Halo Wheels

"W-T-P have always taken a lot of pride in ourselves and in building bikes that are capable of taking everything a rider throws at them. We are constantly at the forefront of developing and manufacturing materials that will with stand hard and furious riding and our designs are made to combat common breaks and bends."

See all We The People

"Bicycle use has changed greatly in the last 10 years but we see a bright future in cycling and stay committed to developing products that everyone can understand. MINOURA will continue to enhance product development and planning to keep our 80 year promise of delivering great, well-built products."

See all Minoura

"Whisky Parts Co. makes high quality carbon components designed with unique features that help you do more with your bike and stand out from the rest. We believe that our work can help every rider find a new level of confidence and performance with our sturdy and lightweight forks, bars, rims and more. So whether you are building a new bike or upgrading one you already have, you'll find an uncommon attention to detail in every product we offer."

See all Whisky Parts Co.

Dimension makes quality components to repair or custom-fit the vast majority of bikes being ridden today, and provide the accessories that make them fun to ride.

See all Dimension

Surly is a leading manufacturer of bicycle frames, and was one of the first Fat Bike manufacturers.

See all Surly

"Lezyne's mission is to create the most advanced and beautiful cycling products, ever. Bicycle hand pumps, floor pumps, digital pumps, shock pumps, multi-tools, tire repair, bags, bottle cages, CO2 inflators, tool kits, saddle bags, organizers, shop tools and more."

See all Lezyne

Driven by the vision of becoming a worldwide known manufacturer of bicycle components, DT Swiss expanded its product range over the years. Today DT Swiss has established itself as a leading manufacturer of spokes, nipples, hubs, rims, complete wheels as well as suspension systems.

See all DT Swiss

"Continental race tyres set global standards. They offer an outstanding riding experience by providing the best combination of grip, low rolling (speed), puncture protection and weight. They are made using some unique craftsmanship and technologies at our German production plant at Korbach and are serial winners in magazine product tests across the world."

See all Continental

"Planet Bike was born from the heart of a cyclist and our goal is to make innovative, high quality, and practical bicycle accessories. Simply put, we strive to design and develop the best bicycle products in the world."

See all Planet Bike

"Campagnolo puts all of its professionalism and expertise into the manufacture of its components in Via della Chimica plant in Vicenza. All production takes place exclusively within Campagnolo's own plants, so that product development can be a fully integrated part of the process. Every step in the process, from design and engineering to testing and industrialisation, takes place within Campagnolo facilities. Campagnolo even develops its own tools, machinery and technology so that it can produce only the very best components and wheels for racing bicycles."

See all Campagnolo

"At Topeak, exciting new ideas for accessories are spinning at full speed and driving us ahead in a never ending cycle of innovation."

See all Topeak

In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.

These models are available for online purchasing and can be shipped directly to you.

Length

The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.

Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.

Our Lowest Price - This product is ineligible for additional discounts or rebates.

DUB is a SRAM standard, which stands for Durable Unified Bottom bracket. DUB cranks have a 28.99mm spindle.

These products are one of our best sellers.

Praxis M30 crank spindle specific 30mm drive bearing/28mm nondrive bearing. Requires M30 socket tool or M30 wrench for installation and removal.

Shimano Hollowtech II is Shimano's 24mm spindle standard.

Buy this product and your entire order ships for free.

Some orders are inelligible for delivery discounts. See offer details for disqualifying products and destinations.

sort by largest discount