"promax ex 1 alloy external sealed bottom bracket 68 73mm blue"

"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."

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

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"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."

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"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."

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"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!"

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"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

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"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."

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

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"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."

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"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."

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Hsing Ta Industrial is a Taiwan bicycle industry pioneer. Founded in 1954, it is rooted in providing consumers with the best riding experience with the highest quality products. In 2005, they created the HT high-end pedal brand with a variety of new designs to satisfy consumers' diverse personalisation needs with innovative technology.

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"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."

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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.

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"In 1977, SE Racing was born with the goal of producing innovative BMX bikes for riders everywhere. Soon after, SE produced the first race ready high-end aluminum race bike, the JU-6, featuring stiff Floval tubing. This groundbreaking bike was further modified and became the legendary PK Ripper."

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

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"An icon in the mountain bike industry."

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"At Salsa, we believe a sense of adventure makes life better. The bicycle can be so much more than just a bike; it's a path to new places, new people, and amazing experiences."

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"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."

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"Ritchey bicycle components have been raced to victory in some of the biggest cycling competitions in the world including the UCI World Championships, the Tour de France and the Olympics and it all began in a simple garage in Menlo Park, California with Tom Ritchey.'

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

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

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.

386 EVO bottom brackets are a variant of PF30. They accept cranks with a 30mm spindle and shell width of 86.5mm.

e*Thirteen P3 connect cranks use a 30mm spindle.

RaceFace CINCH bottom brackets are for 30mm spindle cranks.

Rotor 3D+ is for 30mm spindle cranks.

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

392 EVO bottom brackets are a variant of PF30. They accept cranks with a 30mm spindle and shell width of 91.5mm.

FSA’s MegaExo spindle is 24mm in diameter, uses a “Square Spline”.

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

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

BB30 / PF30 bottom brackets accept cranks with 30mm spindles and are available in a variety of shell widths.

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.

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