Mine? It's a diagastay Bomba w/ the half-moon crown... (see the pics from
my earlier post in this thread if you'd like).
-L
On Wednesday, December 9, 2015 at 4:39:33 PM UTC-5, ted wrote:
>
> Does your bike have the crown with the partial moon cutout (like a
> Hunqapillar), or the three dots (like a Hillborne or Hilsen)? Diagonal tube
> and mid stays or parallel second top tube?
>
> On Wednesday, December 9, 2015 at 1:18:28 PM UTC-8, Leslie wrote:
>>
>> My Bomba is a 56, 650b, and I've run 2.3 NeoMotos under fenders; if I
>> pulled the fenders off, I have no idea what tire is out there that would be
>> too big... I think there isn't a 650b tire that it couldn't fit....
>>
>> On Wednesday, December 9, 2015 at 12:51:34 PM UTC-5, Chad wrote:
>>>
>>> I would agree Ted.. I too am happy with my Bombadil. I am trying out
>>> the Bruce Gordon Rock n Roads and I think they might be a good happy
>>> medium. I have spoken to Riv and for $2400 they can have Waterford build
>>> me a 48cm Bombadil in any stock Riv color. However, Brian and Vince
>>> suggested that the newest Hunqapillars have even more tire clearance than
>>> the the second gen Bombadil. They did suggest that with my 80 PBH I would
>>> get a better fit on a 48 Bombadil or 48 Hunqapillar especially with the
>>> tires maxed out. My Hillborne is a 51 and fits me great, but I run 42mm
>>> tires.
>>>
>>> On Tuesday, December 8, 2015 at 9:45:34 PM UTC-6, ted wrote:
>>>>
>>>> Chad,
>>>>
>>>> I wouldn't say I have issues with my Bombadil. It works great for me,
>>>> and I am very happy with it. But it does sound like you probably have the
>>>> same clearance that I do, and that there isn't anything off nominal about
>>>> your frame. If you want/need to run Quasi-Motos at 30 to 35 psi and would
>>>> rather run larger tires that that, I suspect you would be happier with a
>>>> different frame. Perhaps a Hunqapillar.
>>>>
>>>> regards
>>>> Ted
>>>>
>>>> On Tuesday, December 8, 2015 at 9:18:37 AM UTC-8, Chad wrote:
>>>>>
>>>>> Garth- I too have an '83 Stumpjumper Sport frame and a box full of the
>>>>> most of the original parts. I'm not sure what the tire clearance is
>>>>> like,
>>>>> but I have this neat old article from '83 as a reference
>>>>> http://www.vintagecrank.com/vintage-bicycle-articles/Fat-Tire-Bikes-Bicycle-Mag-May-83.pdf
>>>>>
>>>>> Looks like every bike test is running 2.125 tires. I also have a '87
>>>>> MB-2
>>>>> (one of Grant's first designs, the first was the '86 MB-1) that can only
>>>>> fit a fit a 1.9 tire. I was able to squeeze in some reproduction
>>>>> Panaracer
>>>>> Timbuk II 2.0 tires, but they are super tight fit between the chainstays.
>>>>>
>>>>> Jim and Ted- sounds like you guys have similiar issues on your early
>>>>> Bombadils (mine is a 52 BTW), so the problem is not just unique to my
>>>>> Bomba. I think you folks our right about the Bomba being designed at a
>>>>> time when the Schwalbe HS 315 "Fatty" (true size 45-47) was the biggest
>>>>> 650b tire readily available. I CAN get about 5mm of clearance between
>>>>> tire
>>>>> and bridge if I run the Quasi's at 25-28 psi, but the one time I ran them
>>>>> that low I got a pinch flat. I usually run 35 on pavement and then drop
>>>>> to
>>>>> 30 on rough trails. I would like to eventually upgrade to a tubeless
>>>>> setup.
>>>>>
>>>>> Mud clearance was a big issue this past season for both my Hillborne
>>>>> and Bomba. I used my Hillborne for the Dirty Kanza gravel grinder and
>>>>> ending up carrying it for 3 miles because the wheels kept getting stuck
>>>>> between the frame and sidepulls. I ended up wearing through the paint in
>>>>> a
>>>>> couple of spots when I finally was able to get the wheels unclogged
>>>>> enough
>>>>> to spin the clay-like mud was full of sand and pebbles. I was running
>>>>> 40.5
>>>>> wide Fatty Rumpkins and had at least 10mm of clearance above the tires on
>>>>> the Hillborne. I may switch to Paul Racers and 38 mm tires this year on
>>>>> the Hillborne. Similiarly, our local single track trails in KC were
>>>>> closed
>>>>> most of June and July here in KC due to rain and when they were open,
>>>>> they
>>>>> were still sticky in dirt and slick on the rocks. I tried running the
>>>>> Schwalbe Fatties but could not get enough traction for climbing.
>>>>>
>>>>> I have been talking to Rick at D&D cycles about getting the Bomba
>>>>> repainted, but I don't want to wreck the new paint with tire rub. I am
>>>>> also considering trying to get the bridge raised 5mm. I just installed
>>>>> Bruce Gordon Rock n Roads and they have tons of room in the frame and the
>>>>> tanwalls look great on the Bomba. I am hoping the work well enough on
>>>>> our
>>>>> local trails. I use my Bomba as here in KC as my primary trail bike, as
>>>>> my
>>>>> full-suspension MTB currently lives at our vacation place in Colorado.
>>>>>
>>>>> Chad
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
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