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#1
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Feedback on V2 Carbon Fiber Rollerskis?
In Len Johnson's last blog post he mentions that he's finally
developing a carbon fiber version of his classical rollerski (900 series). Does anyone have experience with the skate only carbon fiber ski he introduced last year? Just wondering how much vibration dampening you could expect from the more flexy carbon fiber. (I've got a hip that's not long for this world, and every bit of protection helps...) |
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#2
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 11, 8:04*am, Jon wrote:
In Len Johnson's last blog post he mentions that he's finally developing a carbon fiber version of his classical rollerski (900 series). *Does anyone have experience with the skate only carbon fiber ski he introduced last year? Just wondering how much vibration dampening you could expect from the more flexy carbon fiber. *(I've got a hip that's not long for this world, and every bit of protection helps...) Anyone know why I've been unable to post a message to the group with both Google Chrome and Firefox all week? Sorry to add as reply but unable to post new post. |
#3
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 11, 11:04*am, Jon wrote:
*Does anyone have experience with the skate only carbon fiber ski he introduced last year? I've got a few hours on a used pair and here's my take on them compared to my Aero 125's. They certainly did damp quite a bit of vibration but they did feel "flex-y" (is that a word?) It is interesting to note that the ones I used had been abraded through the carbon fiber layer down to the wood on one of the shafts, which to me is a common area to scrape a rollerski. I could feel way more flex on that one than the other one. The solid wheels transmit a lot of road shock which the shafts take up and the addition of the brakes makes them a good choice. That said, I don't think I'd buy a pair until Jenex gets their composite construction a bit more refined. The ski that was abraded showed poor and/or incomplete bonding to the wood shaft in a few places so that the wood was flexing independent of the carbon wrap - it did not seem to be a homogenous unit. The skis I was on were on their 3rd ste of wheels due to defects in the rubber tire. I think previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. - Bob |
#4
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Feedback on V2 Carbon Fiber Rollerskis?
.. *I think
previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. Good point and good reminder to be a bit wary... |
#5
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 14, 11:05*pm, highpeaksnordic
wrote: On Sep 11, 11:04*am, Jon wrote: **Does anyone have experience with the skate only carbon fiber ski he introduced last year? I've got a few hours on a used pair and here's my take on them compared to my Aero 125's. *They certainly did damp quite a bit of vibration but they did feel "flex-y" (is that a word?) *It is interesting to note that the ones I used had been abraded through the carbon fiber layer down to the wood on one of the shafts, which to me is a common area to scrape a rollerski. *I could feel way more flex on that one than the other one. *The solid wheels transmit a lot of road shock which the shafts take up and the addition of the brakes makes them a good choice. That said, I don't think I'd buy a pair until Jenex gets their composite construction a bit more refined. *The ski that was abraded showed poor and/or incomplete bonding to the wood shaft in a few places so that the wood was flexing independent of the carbon wrap - it did not seem to be a homogenous unit. *The skis I was on were on their 3rd ste of wheels due to defects in the rubber tire. *I think previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. - Bob That sounds really interesting, thanks for that. I'm looking at buying carbon model. I was reading that 2009 Jenex XL98R model has improved carbon shaft and very durable wheels and also option of ISR internal speed reducers etc. I already have Aero 150 and 125's as we have sealed but rough roads; no holes, just finish is quite abrasive and "bumpy". I've skied in past on different carbon skate rollerski which took a quite lot of shock out, but after a few hours my feet started to get numb from all the vibrations. With Aeros no worries :-) (1) How would you compare your 125's Aero with carbon/solid wheel ski? (2) Were Aeros more smooth? (3) Did you notice weight difference? (4) What's about stability? Cheers, Mic |
#6
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 15, 9:40*am, Jon wrote:
. *I think previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. Good point and good reminder to be a bit wary... I wouldn't entrust my life to carbon fiber rollerskis, as well as to the Boeing Dreamliner. |
#7
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Feedback on V2 Carbon Fiber Rollerskis?
Thanks for the report, Bob. Something it pays to be aware of about
news on the Jenex site about this or that national team or athlete buying some V2 rollerski, is that it's common for teams and athletes to have (or try out) a variety of rollerskis, both to vary workouts and terrain and to keep up on what's new out there. Gene On Mon, 14 Sep 2009 06:05:17 -0700 (PDT) highpeaksnordic wrote: On Sep 11, 11:04*am, Jon wrote: *Does anyone have experience with the skate only carbon fiber ski he introduced last year? I've got a few hours on a used pair and here's my take on them compared to my Aero 125's. They certainly did damp quite a bit of vibration but they did feel "flex-y" (is that a word?) It is interesting to note that the ones I used had been abraded through the carbon fiber layer down to the wood on one of the shafts, which to me is a common area to scrape a rollerski. I could feel way more flex on that one than the other one. The solid wheels transmit a lot of road shock which the shafts take up and the addition of the brakes makes them a good choice. That said, I don't think I'd buy a pair until Jenex gets their composite construction a bit more refined. The ski that was abraded showed poor and/or incomplete bonding to the wood shaft in a few places so that the wood was flexing independent of the carbon wrap - it did not seem to be a homogenous unit. The skis I was on were on their 3rd ste of wheels due to defects in the rubber tire. I think previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. - Bob |
#8
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 15, 7:58*pm, Mic wrote:
I already have Aero 150 and 125's as we have sealed but rough roads; Lemme know if you want to sell a pair of the 125's (1) How would you compare your 125's Aero with carbon/solid wheel ski? (2) Were Aeros more smooth? (3) Did you notice weight difference? (4) What's about stability? I really like my Aero 125's, with the speed reducer I think it is pretty near the perfect RS. I do not like having to buy another complete set of wheels each time I need new tires and pumping them up each time I ski (although it only takes 5 minutes) gets to be a drag. The Aero's are definitely more smooth and stable as they will roll over most everything on the road. I have been stopped dead a few times when the pavement ended and some larger crushed stone was there, but that would have happened on any RS. I don't know the quoted weights of each RS, but the XL98R did not feel any lighter than my Aero's. - Bob |
#9
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Feedback on V2 Carbon Fiber Rollerskis?
I've used my XL 98R's about a dozen times. I'm quite pleased with
them, though all I have to compare them to are a pair of V2 940 Combis. I've gone as long as 2.25 hrs. and haven't had any numbness. I know what you're talking about though, from my other skis. |
#10
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Feedback on V2 Carbon Fiber Rollerskis?
On Sep 15, 4:58*pm, Mic wrote:
On Sep 14, 11:05*pm, highpeaksnordic wrote: On Sep 11, 11:04*am, Jon wrote: **Does anyone have experience with the skate only carbon fiber ski he introduced last year? I've got a few hours on a used pair and here's my take on them compared to my Aero 125's. *They certainly did damp quite a bit of vibration but they did feel "flex-y" (is that a word?) *It is interesting to note that the ones I used had been abraded through the carbon fiber layer down to the wood on one of the shafts, which to me is a common area to scrape a rollerski. *I could feel way more flex on that one than the other one. *The solid wheels transmit a lot of road shock which the shafts take up and the addition of the brakes makes them a good choice. That said, I don't think I'd buy a pair until Jenex gets their composite construction a bit more refined. *The ski that was abraded showed poor and/or incomplete bonding to the wood shaft in a few places so that the wood was flexing independent of the carbon wrap - it did not seem to be a homogenous unit. *The skis I was on were on their 3rd ste of wheels due to defects in the rubber tire. *I think previous comments on this newsgroup about Jenex rushing things to the market before they are ready may be true. - Bob That sounds really interesting, thanks for that. I'm looking at buying carbon model. I was reading that 2009 Jenex XL98R model has improved carbon shaft and very durable wheels and also option of ISR internal speed reducers etc. I already have Aero 150 and 125's as we have sealed but rough roads; no holes, just finish is quite abrasive and "bumpy". I've skied in past on different carbon skate rollerski which took *a quite lot of shock out, but after a few hours my feet started to get numb from all the vibrations. With Aeros no worries :-) (1) How would you compare your 125's Aero with carbon/solid wheel ski? (2) Were Aeros more smooth? (3) Did you notice weight difference? (4) What's about stability? Cheers, Mic I ski on both Aeros (150) and the new XL98Rs. We have a lot of pretty rough roads here in Bend (the highway department loves their chip- seal), we also have some pretty smooth pavement. 1. I prefer to ski on the carbon shaft/solid wheel combination. They are lighter, slower (when the ISR is installed) and feel more "snow- like" than the Aeros. 2. There is no question the Aeros are smoother on rough pavement. On smooth and pretty smooth pavement it's hard to tell a difference. On recently chip-sealed roads though, I can definitely feel the road surface on the carbon ski. That said, the carbon shaft is definitely smoother than skiing the same roads on my aluminum shaft classic skis (920s). 3. Definitely notice the weight difference. More so on uphills (V1 on the carbon ski is much improved over the Aero), but it's definitely noticeable everywhere. This along with the snow-like feel is the main reason that I'm using the carbon skis exclusively for intervals now. 4. I don't notice much of a difference, the carbon skis might feel a little more solid I suppose. Honestly, I'm probably not a good person to ask on this. I'll ski on things a lot squirrelier than most. Pretty much the only time I use the Aeros these days are for distance skis that are going to take me over rough roads. I'm definitely sold on the XL98R. Brayton |
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