Site Updates

  1. Hambini SRAM Dub Bottom Brackets

    For the past few months I have been working with NTN and one of my racing teams in developing a bottom bracket suitable for SRAM dub cranksets. SRAM's Dub is their current bottom bracket standard which uses a 29mm (28.99mm) axle with a bearing landing spacing of ~90mm. The 29mm bore diameter is non standard and no tier 1 bearing manufacturer makes a bearing with a bore of this size.

    SRAM DUB Silver Racing Hambini BB

    In order to accommodate the axle a thin delrin insert was required. This had the advantage of prolonging crank life because the hardened bearing did not come into contact with the relatively soft crank axle. The technical difficulty was manufacturing an insert of only 0.5mm wall thickness at a nominal diameter of 30mm. My competitors were using blow moulded nylon inserts but I found the tolerances on these to be quite poor. Instead I elected to machine the adaptors in delrin. New jigs

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  2. Site Upgrades - Disqus

    As part of my on going efforts to upgrade the website, I have ditched the facebook plugin to comment on blog posts. I am now using Disqus. This prevents non Facebook users from being alienated. As a result, previous comments have now disappeared. 

    Thanks

    Hambini

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  3. Appearance on GCN

    I was recently invited to appear on the GCN Tech YouTube Channel. You can see my performance below. I had a great day there, it was fantastic!

    Some of the content was edited out, the original recording was probably in excess of 1.5 hours so I will make a video to cover some of the questions that had not been answered as thoroughly as some of the commenters wanted

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  4. Professional Bike Engineering Tools

    This video which I have posted to youtube gives you an overview of some of the tooling I have which assists in making bike/car parts. Watch and Enjoy!

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  5. Metal Tariffs

    Due to some reasons beyond my control - Donald Trump. I have had to increase the prices on some items which are affected by the metal tarrifs that have been imposed on imports into the EU. Thanks Hambini

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  6. New Content

    The youtube channel has been a bit dry over the past few months. New content is on it's way. I'm in the process of filming it and editing it. Stay Tuned! Thanks Hambini

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  7. Site Updates

    The homepage now has a blog where I will detail topics of a technical nature! If you've got a query, please drop me a line. Thanks Hambini

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Sachin Hambini Engineering, S. Varah, Unit 11386, 13 Freeland Park, Wareham Road, Poole, Dorset, UK BH16 6FH