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Martin PJ

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Everything posted by Martin PJ

  1. Buy a few and test them. They have a limited shelf life and you have to shake them well before use. I prefer the Stans, safer option, similar weight.
  2. They don't work. Carried two of these in races for a while. When it was time to use them a small amount of foam came out, did not seal anything. Now carry 2 small Stans bottles, bomb and co2 cartridges with small tool to remove valve core. This is for my tubby race wheels.
  3. Although I admit bias to Shimano, my wife's bike has SRAM NX 1x12, the cable is old too (about a year). It surprises me how well it works still. No issues with gear changes.
  4. I have 1x10 and 1x11 bikes (both all shimano), can't say I notice much difference. For MTB 32 chainring in the front is fine combined with 11 smallest at the back, you won't spin this out on a dirt road, also smaller chainring makes the gears closer together. The older 10 speed shimano derailleurs will work with large cogs at the back if you use a derailleur extender. I use an old XT derailleur with derailleur extender on with my 1x10 and it is flawless. The 10 speed cassettes seem to be more available than 11 speed, also cheaper. I would recommend 46-11 or 42-11 in the ten speed depending on how strong you are. Also stick with Shimano (my opinion), the clutch derailleur is a great invention for mud. 10 speed shimano derailleur will also work with 11 speed shifter / 11 speed cassette and vice versus (11 speed derailleur with 10 speed shifter / 10 speed cassette) , so keep this in mind for future upgrades. I don't like oval chainrings, I have one on the 1x11 speed and the round chainring is better. Also 11 speed SRAM ratios are nearly identical to 11 speed shimano (so you can mix and match here). I would say the two most important things about 1x is that the easiest gear should be suitable for you (i.e. easy enough) and use a clutch derailleur.
  5. This is not supposed to work, as Diesel indicates, I have always believed it should not work properly.
  6. Are you using road shifter with MTB Derailleur? I thought this is what OP meant.
  7. Get a hanger extender and use it with the normal 11 speed road derailleur. Rapide sells them, they also on Aliexpress, but then you wait ages. I don't think 11 speed MTB will work.
  8. I have tried lots of things against dogs, nothing worked. Saved by luck mostly, and the fact that the dog wasn't seriously trying to eat me.
  9. You can use 11 speed SRAM shifter with 11 speed Shimano Derailleur. I have used this on an MTB for many years.
  10. The Silverback Sido's are great value. Nothing on these bikes is cheap, they go for 17 to 20K. I have bought two the past year and a bit, my mate also bought two - three Sido 1's and one Sido 3. Most are medium or large, possibly wait for an XL, try find one in South Africa.
  11. https://bike.bikegremlin.com/1278/bicycle-rear-derailleur-compatibility/ This link says Shimano 9 speed Shifter will work with SRAM derailleur 9 speed, although I have not tried it. I believe Sunrace shifters are same as Shimano.
  12. I had some cheaper rollers similar to Tacx, the roller surface was not round causing vibrations, I held some fine sandpaper on the bumpy section whilst my son rode them, this made a big difference to smoothing the small bumps. The two sets of Tacx rollers I have owned, the rollers were always perfectly round, however, allowing the rollers to fall over I managed to crack two of the rollers, this wrecked them. They make a very loud noise when you ride on the crack.
  13. Check for crack in plastic.
  14. Tire liners cause punctures, it's normal what you have seen.
  15. The Strava App leaves a bread crumb, can share it with group of people, also forward the link to anyone. It's a URL that you generate.
  16. Strava android app has live sharing, I use this all the time. It shows your entire route up to that point as a weblink. Also Whatsapp can share live location.
  17. I will shortly have an SLX right hand lever. Swapping the current lever for new XT. It works great, looks fine. Let me know, it looks very similar.
  18. 1x 10 is just as good. Also a Shimano 10 speed derailleur will work on 11 Speed Cassette with 11 speed shifter. You may need a derailleur extender link to extend the range at the back.
  19. Yes, you would be good to go. Both types of Bottom Brackets need a special tool. The right side is clockwise to remove it. Left is counter clockwise (i.e. normal).
  20. It's Octalink, I have an Ultegra crank like this, uses Octalink BB6600 or BB7700 Bottom Bracket, they are expensive and hard to find. Normally about R900 or so. Better to replace everything. The BB shell is English BB 68 mm, which is the most common Shimano type.
  21. I saw at Sani this year, they were transporting batteries to the waterpoints, some people rode with chargers and charged for a bit at each point.
  22. I have this one which I am not using. Will work on 1.125 inch aluminium steerer tube. Extends the height about 2.5 cm.
  23. Lezyne standard ones are great. If your frame is a bit small, use the side entry Lezyne.
  24. Get a Shimano XT or Deore mtb 9 speed derailleur. Even medium cage will work with 34 cassette. It is hard to find 10 speed road derailleurs in good condition. Many mtb 9 speeds don't look bad and will work on road 10 speed setup. 10 speed mtb derailleur will not work on 10 speed road (Shimano).
  25. I buy a lot from Aliexpress. About 90 percent arrives eventually. 2 to 3 months. If I buy something valuable, then use Aramex. When covid started the deliveries were unreliable and lot of things did not arrive. Now it's fine.
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