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Messages - halflight

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1
It looks same as „Tavelo” new aero road bike.

Interesting. Might be off-topic, but I thought the Tavelo Arden model was the new one. Are you saying Tavelo is working on a new aero bike?

2
ok but...no replica aren't lighter than original
V2 original weight about 820gr in 54, mine goes overs 1050 ! (and other goes same)
Original Fork about 350, mine about 400

Idk where you getting your numbers from. Even on Factor's official website, it says the frameset is 900g. There are plenty of online YouTube build videos of the real thing where mechanics weight it and forks are roughly 480-500g as well. The real Ostro Vam V2 is a little heavier than advertised. If anything, the replicas seem to be just as light or even lighter than the real framesets. Kind of impressive for a copy. Or it can mean that there is not enough material to make the frame safe.

3
Hello
What's the point of your argument?
we're not here to compare the fake with the real thing.
No, replicas aren't lighter than the original. If your so-called original fork weighs more than 500g, then you have a problem. Either your "original" V2 is a (bad) fake, or your scale is faulty, or you weighed it with the expander in the steerer tube...  ;D . The real V2 fork is around 350g, while replicas are more like 400g. As for the frame, the copy is generally at least 150 to 200g heavier. So yes, it can be difficult to route the hose through the fork, but that doesn't make the bike a bad bike..

I am not trying to make an argument, but an observation. This video from cyclespeedtours shows that the real Ostro Vam v2 (size 52cm in his video) aligns more closely to the frameset I bought a year ago. He got about 916 grams for frame and 496 grams for fork. If anything, the replicas are a lot lighter than the real thing. I don't know if that is a good or bad thing. I have not seen Ostro Vam V2 genuine forks weight 350g that I am aware of.

4
Wow, I guess the tolerance on that fork for the hydraulic cable is really bad. I actually had a used, genuine white 54cm Factor Ostro Vam V2. It was very easy/smooth to slide the hydraulic hoses through the fork, so I guess the replica must be really bad in that sense. Sometimes, you can find used, genuine Factor forks on eBay/online if you can't get it fixed. Also kind of surprised to see how light these replicas are in comparison to the real thing. The white frame I had was like 990 grams (without hardware) and the fork was like 500 grams.

5
Ah okay. From the older posts, it sounded like the frame was still in the prototyping or development phase. If the mold is already done, then I guess that is it. Would have been fun to see an iterative design process, but that probably too long and expensive.

6
Hello Peter, I am excited to see how the aero frameset performs. Hopefully, you saw earlier posts that toxin suggested about the fork area. After the wind tunnel tests, are you going to improve the frameset further or just release the frameset as it is?

7
Wouldn't mind if XMCS spent more time to refine the aero frame after the wind tunnel testing or even implement the changes toxin suggested, like a slimmer seat post (similar to how Factor does it with Di2 battery near bottom bracket) and improving the fork area. With such changes, this bike would tick so many boxes.

8
The frames look great overall. The only thing that looks somewhat off is the fork on the aero frame. The XMCS aero frame seems to be doing something like the Quick Pro ER:ONE or the BMC Teammachine R. The angle on the sharp, ridge-like part of the fork on the two mentioned frames are parallel to the ground, whereas on the XMCS aero frame, the sharp, ridge-like area seems to be angled upward. Unless my eyes are playing tricks, I guess this is intentional or perhaps an overlooked aspect? Not an aero engineer. Just my observation.

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