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Subiect: Truvativ Powerspline pe Ns capital

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Alexandru Cristean
Subiect deschis de la 27 decembrie 2009 la 09:36
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merge sa monoblocul Truvativ Powerspline pe Ns capital??Multumesc.
Postat de Alexandru Cristean la 27 decembrie 2009 la 09:36
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ba din cate stiu eu pe ns capital se gaseste spanish bb, iar turativ powerspline e euro bb ... intrebare cat va ia sa va dati seaman k nu e aceeasi chestie euro cu spanish ??? si mai sunt posturi cu aceeasi chestie
Postat de Ilie Dude editat la 27 decembrie 2009 la 10:17
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American (US) Bottom Bracket The good old US BB has been the industry standard for more than 15 years now and it is only recently that its status as top bottom bracket has come into question. The US BB using the largest cups and bearings of all the Bottom Brackets in BMX which give it the more strength and longevity than its competitors. Pros: A strong, proven design which has been the industry standard for more than 15 years. Cons: Heavy (if you're a weight weenie) and pretty difficult to install. Euro Bottom Bracket The Euro BB is another bottom bracket which has stood the test of time. The standard BB for mountain bikes and road bikes, the Euro BB has also proved a popular choice in BMX. The Euro BB using small bearings in threaded cups which thread directly in the frame, making them very easy to install. Pros: Small bearings - making them lighter, and very easy to install. Another proven design. Cons: Small bearings - making them weaker. There is a possibility of stripping the thread on the frame with a Euro BB. On the rare occasion that this happens you can say goodbye to your frame. Spanish Bottom Bracket Pioneered by Fly Bikes, the Spanish Bottom Bracket is now giving the US and Euro BBs a run for their money as the top BB in BMX. The Spanish BB uses bearings in between the size of US and Euro and has no cups. Instead the bearings push directly into the frame. It is fast gaining popularity and is now used by Fly, Proper, Hoffman, Mongoose, Sputnik, Macneil and several others. Pros: Larger bearings than a Euro BB so pretty strong and because of it's push fit install system, easy to get into your frame. Cons: Still new and relatively untested (when compared to US and Euro). Not compatible with every crank and most cranks still only come with the choice of Euro or US bearings, however, we do expect this to change soon. Mid Bottom Bracket This is another new bottom bracket and is very much like the Spanish BB - using a press fit system, just with bigger bearings - these bearings are the same bearings as those used in a 19mm US BB, but the Mid BB uses them without the cups. The least common of the bottom brackets at the current time, and currently being used by just three companies - Fit, S&M and FBM. Pros: The strongest of the press fit BBs due to its larger bearings. Cons: Only 19mm (Profile size) bearings readily available - 22mm have been made by S&M but are in short supply (the 22mm size are not the same as standard US BB bearings, and have to be specially made). As with the Spanish BB, the Mid BB is still relatively untested. Cam asta e diferenta intre principalele tipuri de bb's!Scuze ca postez o chestie copiata de pe un site dar poate va fi de folos cuiva chiar in starea asta! Nmai bine, Horea.
Postat de Horea Constantin la 29 decembrie 2009 la 12:21
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Acum fiecare cum vede situatia, nici eu nu sunt de acord cu cateva chestii scrise acolo, dar e cea mai completa descriere a principalelor tipuri de bb's ce am putut-o gasi! Numai bine, Horea.
Postat de Horea Constantin la 30 decembrie 2009 la 16:59
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