Whoa, dude. You need to play Lotto. On Monday, July 3, 2017 at 8:14:29 PM UTC-4, Matt B. wrote: > > > <https://lh3.googleusercontent.com/-kUUrfRc5SWc/WVrbdSgNLuI/AAAAAAAACEg/pDelkQhGubwWAP_n3386bx1xZkK3cZpHACLcBGAs/s1600/image1%25284%2529.JPG> > > > On the subject of fork flex, as Grant has often pointed out, a good > advantage of traditional disc (rim) brakes is that because a steel fork > does not have to be so stiff, it will bend more easily in a crash and > potentially save the frame. As it happens I took advantage of this feature > with my Quickbeam a few weeks ago on the local bikeway when a tree fell > across the path*, landing directly on my front wheel and crushing it and > bending my fork. The frame is fine as far as I can tell, whereas if I had a > disc fork, who knows. I have bent forks before from more typical crash > scenarios, so this flexibility does come in handy now and then :) > > Matt > > > *yes I did have audible warning that this was happening (tree falling) but > by the time I figured out what the hell that cracking sound was, it was too > late. > > > > On Saturday, July 1, 2017 at 1:28:03 PM UTC-4, Grant @ Rivendell wrote: >> >> There must be some fork bounciness, but it's hard to isolate the effects >> of forks, tires, wheels, weight distribution, and front-center dimensions >> when you're riding over bumps. Also, there's the tremendous but usually >> neglected in "technical discussions" effects of rider-joint-springs. It's >> been my experience (so, I believe) that the rider and the tire are the two >> most important shock absorbers. I believe that so much that it seems almost >> insulting to even state it. If yoiur position allows relaxed arms (not >> under compression from too-low bars), then they'll soak up tons. If the >> tires are fat enough and soft enough, they'll soak up lots more. If your >> wheels are more ahead and behind you than beneath you, the bumps won't >> affect you as much. But mostly, joints and tires. To look for cush in steel >> forks...it's like looking for protein in broccoli when there's fried cow >> right there next to it. >> A suspension fork can add an extra measure of shock soakup, but by its >> presence can also lead to less effective joint use, or harder tires, or >> worse technique. It may not, but it can. >> At some point it's useful to pan back and ask how heinous an enemy a bump >> is, and what kind of artillary's needed to tame it.In a race, the more >> stuff you have, the faster you'll go. Not in a race, you have the fantastic >> luxury of slowing down and navigating btw the bumps at a speed that allows >> them to be a fun but not threatening part. >> I don't have everything all figured out for the world, I just know what >> my preferences are, and I'm not dumb enough to think everybody's like me or >> should be...or like Rivendell. Plus, there's so much variety out there, and >> it's fun to try it. From a totally purely RBW business tactical approach--- >> which never kicks in entirely without being diluted by emotion and gut and >> laughs—all I can say is that it's unlikely we'll put shocks or disc brakes >> on single bikes. Imagine the fear it would trigger at Specialized, Trek, >> and Giant if we did! (That is a joke). >> The bike industry is suffering these years, and the biggies feel it most. >> Naturally they will grab any opportunity to grow or strengthen and not >> appear behind the times. If one of the three does something, the others >> will, too. Rivendell's not at that point. We have a few super fun things >> coming up in the next year or so, but they aren't conventional innovations >> or tech makeovers. (Our form of "innovation" is something like the >> welded-in lifter handle.) Last night, Mark, Roman, Will, and I talked for >> 20 minutes mostly after hours about moving things on the Cheviot 3mm on one >> size, four on another, to make a difference that nobody will ever notice >> except maybe Mark. We do tiny things! >> >> On Friday, June 30, 2017 at 1:17:14 PM UTC-7, Jesse wrote: >>> >>> I've heard a handful of folks on either the iBOB or 650b groups say >>> their Riv forks are too stout for their liking. Makes me wonder how much >>> compliance a full blown low trail Jeff Lyon fork or somesuch has compared >>> to the average Riv. >>> >>> No experience w/ disc, but I'm guessing running fat tires tubeless @ low >>> PSI compensates a bit for the overbuilt nature of disc forks. >>> >>> I remember Matt Chester talking about why he preferred rim brakes.. >>> something to the effect of disc use stressing the frame. Pretty sure Grant >>> mentions this issue as well. Have always wondered if this is just a >>> convenient data point for folks in the rim brake camp, or if it's a serious >>> thing that would cause frame issues down the road. >> >>
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