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  1. Jim Parker

    Installed SRAM X7 Type 2 rear deraileur

    So we just got back from a weekend of serious climbing in the vicinity of Pickens, SC, where the US Postal Service Team used to practice. The X7 rear derailleur worked great. The only problem we encountered was on the first really big climb, it wouldn't stay in the 36t ring, but kept dropping...
  2. 20150406_174452[1].jpg

    20150406_174452[1].jpg

    Maria's V20 with a 12x36 cassette. Note the inline cable adjuster.
  3. Jim Parker

    Installed SRAM X7 Type 2 rear deraileur

    Spring is climbing season for our cycling friends here in North Carolina. We leave the eastern plains and head to the mountains on at least one long weekend every spring. With that in mind, I just installed a SRAM X7 type 2 rear deraileur with a wide-range cassette on Maria's V20. She just...
  4. Jim Parker

    TTrike!!!!

    Florida HPRA TTrike racing results! I really appreciate all the great comments and suggestions. Please keep them coming. This TTRIKE prototype gave us a great way to test the concept of a drop-in tilting bike-trike converter. There is nothing like racing to put a design to the test...
  5. Jim Parker

    Changes at Cruzbike

    Be sure to read Maria's (and my) latest blog... to begin answering your question.
  6. Jim Parker

    Changes at Cruzbike

    Great question ...and the answer is coming soon. Look for an announcement in the next week. -Jim
  7. Jim Parker

    Century

    Congratulations Well done. It was only about 6 years ago that Maria or I rode our first Century. Jim
  8. Jim Parker

    Front Disc Wheel

    Front disk wheel not for everyone My first comment is that if you are going to run with one disk wheel, make it the rear wheel (our non-drive wheel). I've mostly left my disk wheel on the rear for all rides. It's very fast and not been a problem in crosswinds. Getting a non-drive 700c disk...
  9. Jim Parker

    Vendetta Ready for the Heat

    On Labor Day Maria and I rode in the annual Tour de Moore, which is about 103 miles with 4400 ft of climbing in hot and humid weather. Here is the bike equipped with four water bottles minutes before the start. I was able to easily reach all of the bottles while moving fast and I was glad I...
  10. Jim Parker

    Cruzbike RAAM team

    I would enjoy a 4 or 8 person I would enjoy a 4 or 8 person RAAM relay and it plays to my riding strengths better than super long solo rides. It's also over pretty quickly... one week off work and you are done. Logistically, a relay is harder than solo because the train NEVER stops. More riders...
  11. Jim Parker

    Overall weight and sporting success on a bike

    Hi Ernest,I think I am Hi Ernest, I think I am reading that you've decided to lose the extra weight. Congratulations because that is a big decision. I weighed over 200 lbs. several years ago and I'm now down around 182 lbs. For me, diet is AT LEAST as important as the exercise. I...
  12. Jim Parker

    Maria's sister has passed away

    After a 20 month battle with brain cancer, she died this morning. Jenny raised five kids with her husband Ray. She gave Maria the inspiration for 3000 Miles to a Cure and her amazing victory in RAAM last year. Jim
  13. Jim Parker

    another electric option

    rim drive in the rain Hi Eric, Good point. Maybe this drive system need a custom made wheel with a bit of extra rim to allow a toothed interface so slippery conditions wouldn't cause the drive to slip. That wouldn't add much weight. Jim
  14. Jim Parker

    another electric option

    e-Cruzbike We have a Sofrider here in NC with a very heavy battery and hub motor on the rear wheel. It's very fun to ride, but not so fun to load in the car. Adding electric assist to make a FWD bike "all-wheel-drive" is very tempting. All recumbents can be tricky getting started from a stop...
  15. Jim Parker

    Couple blogs while crossing the USA

    Keith and Joy Kling are riding Cruzbikes on a 4265 mile tour going from Oregon to Maine this summer. They are planning to do a lot sight-seeing and cover about 60 miles/day. An interview on their local TV news station is here with some nice video footage of their Silvios and a trailer...
  16. Jim Parker

    "energy-sucking handlebar-on-a-stick" ???

    LASER data on handlebar flex Hi All, This past December, I did a series of laser lab experiments with our forks and handlebars. In this particular experiment, I compared the amount of torsional flex of the Sofrider vs. the Vendetta handlebar, while securing the front wheel in a trainer and...
  17. Jim Parker

    Initial Conclusions on the Silvio 2.x Cockpit for distance riding

    comparison photos My preferred handlebar for the Vendetta is the Gary bar from Origin-8 with 5 to 6 cm sawed off the ends and filed down smoothly. The 31.8mm clamp version of this bar has gotten very hard to find. I like it for the extra reach (I prefer arms more stretched out) and the...
  18. Jim Parker

    Building my new Silvio, need your bragging help

    Eletronic shifting Hi Seth, Maria and I have had the most experience with 20-speed SRAM Force and Rival groupsets, and they are light and work very well. However, the bike I am riding the most right now is a Vendetta with Shimano Ultegra Di2 electronic shifting. I love the flawless shifting...
  19. Jim Parker

    silvio sram force assembly pack?

    just a typo If you order the Force Groupo, you will get all Force components. That was just a typo. The exception is if our supplier is out-of-stock of a certain item, in which case we may need to make a substitution to a higher or lower level (but compatible) groupset item, but before...
  20. Jim Parker

    All time personal best achieved tonight

    Over 26 mph for an hour is Over 26 mph for an hour is MOVING! Jim
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