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Search: Posts Made By: grayrest
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Forum: Folding Bikes
04-28-21, 02:13 PM
Replies: 10
Views: 3,758
Posted By grayrest

Since you're in NYC, contact David at bfold. The...

Since you're in NYC, contact David at bfold. The two times I've needed Birdy parts (front hinge bolt, rear swingarm catch) he's had them in stock.
Forum: Folding Bikes
04-05-21, 08:13 PM
Replies: 8
Views: 720
Posted By grayrest

As near as I can measure with my calipers (the...

As near as I can measure with my calipers (the positioning is hard), the spring on my Birdy compresses 3.4mm and is 42.5mm uncompressed.

I measure the chainstay at 427mm so at most it would be...
Forum: Folding Bikes
03-22-21, 02:37 PM
Replies: 1,576
Views: 461,592
Posted By grayrest

Well, Multi-S used to make a $70 shock that they...

Well, Multi-S used to make a $70 shock that they discontinued when they intrroduced the $200+ version. The new one has some adjustability but the old one works fine for me and I'm disappointed they...
Forum: Folding Bikes
03-05-21, 10:02 PM
Replies: 26
Views: 2,181
Posted By grayrest

I like Continental Contact Urban.

I like Continental Contact Urban.
Forum: Folding Bikes
02-11-21, 09:57 AM
Replies: 10
Views: 1,092
Posted By grayrest

The knob circled in red is designed to press...

The knob circled in red is designed to press against the seat post when the post is all the way in. It keeps the rear triangle from moving when the bike is folded. Screw it in further and the seat...
Forum: Folding Bikes
01-18-21, 11:53 AM
Replies: 12
Views: 1,108
Posted By grayrest

Most bicycles designed to fit in airline legal...

Most bicycles designed to fit in airline legal bags require some degree of disassembly to make it happen and removing the handlebars is almost always part of that process. If you're just looking for...
Forum: Folding Bikes
12-14-20, 11:41 PM
Replies: 15
Views: 1,521
Posted By grayrest

I have a set of them on my folding recumbent,...

I have a set of them on my folding recumbent, replacing a set of marathons. They're much faster than the marathons but I can't give a comparison to Kojaks. I've been happy enough with the durability...
Forum: Folding Bikes
12-10-20, 05:50 PM
Replies: 1,576
Views: 461,592
Posted By grayrest

It's less about the height than the weight. If...

It's less about the height than the weight. If you're too heavy for the elastomers the bike pogos when you're pedaling. Too stiff will lead to more medium frequency road noise coming through the...
Forum: Folding Bikes
12-09-20, 03:23 AM
Replies: 1,576
Views: 461,592
Posted By grayrest

The simplest is to make sure you're running the...

The simplest is to make sure you're running the right elastomers for your weight. I'm 190cm/90kg and need the stiff versions.

My favorite upgrade on my Birdy is an Origin8 Strongbow loop...
Forum: Folding Bikes
08-02-20, 09:50 PM
Replies: 9
Views: 1,870
Posted By grayrest

Wikipedia says the mk3 was July 2015 but you...

Wikipedia says the mk3 was July 2015 but you could check the main Birdy thread for confirmation around that time.

As far as I know, nobody in the US has stock so you shouldn't have an issue. I,...
Forum: Folding Bikes
08-01-20, 09:00 PM
Replies: 9
Views: 1,870
Posted By grayrest

To save people a click: The rear swingarm is now...

To save people a click: The rear swingarm is now curved. The Front fork has a diamond cross section instead of rectangular.
Forum: Folding Bikes
06-21-20, 05:15 PM
Replies: 40
Views: 8,081
Posted By grayrest

Pacific Cycles makes all the Birdy frames. R&M...

Pacific Cycles makes all the Birdy frames. R&M (the designer/brand owner) does the building/distribution for EU and Pacific does it for asia and the US directly.
Forum: Folding Bikes
06-19-20, 01:46 AM
Replies: 1,576
Views: 461,592
Posted By grayrest

My bike came with a Deore XT derailleur and the...

My bike came with a Deore XT derailleur and the frontt nut would shove the derailleur out of the way when closed. Caused some wear on the casing but didn't seem to be a problem otherwise. I currently...
Forum: Folding Bikes
04-25-20, 09:14 AM
Replies: 19
Views: 8,854
Posted By grayrest

The handling difference isn't huge but I ride the...

The handling difference isn't huge but I ride the bike often and only notice the difference on specific turns. I still think going to 406 is mostly about tire selection.

I agree the front hook...
Forum: Folding Bikes
04-24-20, 11:39 PM
Replies: 19
Views: 8,854
Posted By grayrest

That very much depends what you intend to do with...

That very much depends what you intend to do with the bike but I have no interest in the GT. I think 355 wheels work well for packed dirt or crushed limestone but are too small to handle most gravel....
Forum: Folding Bikes
04-23-20, 07:22 PM
Replies: 54
Views: 8,879
Posted By grayrest

Capreo, SRAM's XD, and Hope are the options I...

Capreo, SRAM's XD, and Hope are the options I know about for going below 11 teeth. Each one only works with cassettes designed for it and almost all cassettes are for MTB/Gravel and are generally...
Forum: Folding Bikes
04-19-20, 11:20 AM
Replies: 27
Views: 3,948
Posted By grayrest

TRP Spyre (https://trpcycling.com/product/spyre/)...

TRP Spyre (https://trpcycling.com/product/spyre/) are road/short pull and TRP Spyke (https://trpcycling.com/product/spyke/) are long pull. I believe BB7 come in both varieties but all 3 I had have...
Forum: Folding Bikes
04-19-20, 07:00 AM
Replies: 7
Views: 1,389
Posted By grayrest

I moved to 406 when I had my wheels rebuilt due...

I moved to 406 when I had my wheels rebuilt due to tire availability. I can send you my 355 set of these rims if you like since I can't think of a reason I'd use them instead of 349.
Forum: Folding Bikes
03-18-20, 06:34 PM
Replies: 19
Views: 8,854
Posted By grayrest

I do not have an R20 but I do have a set of 406...

I do not have an R20 but I do have a set of 406 rims on my Birdy using 28-406 Conti Contact Speeds. Since it's hard to find actual information on the mod, here are some pictures showing the front...
Forum: Folding Bikes
03-10-20, 07:10 PM
Replies: 1,576
Views: 461,592
Posted By grayrest

That's roughly the equivalent of a compact...

That's roughly the equivalent of a compact double. If you're racing I could see it as an issue but otherwise what are you doing over 55kph and not willing to coast?

For the normal 52x11 setup, I...
Forum: Folding Bikes
11-17-19, 12:44 AM
Replies: 50
Views: 6,854
Posted By grayrest

The few times I've called Bike Friday, (I have a...

The few times I've called Bike Friday, (I have a SatRDay) they've been very helpful over the phone and I imagine they'd be happy to talk through your options if you called.


For riding style, the...
Forum: Road Cycling
10-10-19, 08:01 PM
Replies: 380
Views: 33,866
Posted By grayrest

To me it depends on the amount of power the motor...

To me it depends on the amount of power the motor puts out. If you're talking something like the Domane+ then yeah, it's a moped. The ones with the light 250w motors and small battery packs (e.g....
Forum: Folding Bikes
10-09-19, 11:18 AM
Replies: 25
Views: 3,013
Posted By grayrest

I use the front of the loop like a set of aero...

I use the front of the loop like a set of aero bars with my forearms resting on the back. Feels about like being on the hoods of a road bike (non-endurance). I'm fairly tall (6'2" / 190cm) and feel...
Forum: Folding Bikes
10-08-19, 11:22 PM
Replies: 25
Views: 3,013
Posted By grayrest

You could try a MTB comfort handlebar. I use a...

You could try a MTB comfort handlebar. I use a heavily cut down Origin8 Strongbow on my Birdy and I'm very happy with the bar. I want to move the brakes to bar end reverse lever and switch the...
Forum: Road Cycling
10-08-19, 11:47 AM
Replies: 380
Views: 33,866
Posted By grayrest

I've had one since May. You can hear the motor if...

I've had one since May. You can hear the motor if it's quiet enough and you're listening for it but in general people think it's a normal road bike. The few that do want to know what the button is on...
Forum: Folding Bikes
09-24-19, 10:26 AM
Replies: 42
Views: 11,033
Posted By grayrest

I don't think anybody in the US has Birdys in...

I don't think anybody in the US has Birdys in stock. I was talking with David of bfold this spring and he told me Pacific would air mail a bike on order but he didn't have one in stock (he may have...
Forum: Recumbent
09-22-19, 05:50 PM
Replies: 96
Views: 18,302
Posted By grayrest

I got into recumbents because I saw one on...

I got into recumbents because I saw one on Craigslist in my area, had never ridden one before, and thought it looked like a neat bike. What I like about recumbents is that the crank out front means...
Forum: Folding Bikes
09-22-19, 12:05 PM
Replies: 2,624
Views: 783,727
Posted By grayrest

Yes, that will happen on any bike with suspension...

Yes, that will happen on any bike with suspension and is why lockout is a feature. I ride a Birdy and can modify my pedal stroke to minimize bob up to about 100 rpm but I get bob at higher cadence or...
Forum: Folding Bikes
09-17-19, 08:42 AM
Replies: 14
Views: 1,736
Posted By grayrest

What's the fold on that? It looks like a Birdy...

What's the fold on that? It looks like a Birdy fold with a trailing link front suspension instead of a leading link so you'd have to spin the handlebars around?
Forum: Folding Bikes
07-10-19, 03:23 PM
Replies: 2
Views: 5,153
Posted By grayrest

These very much depend on the tires involved. As...

These very much depend on the tires involved. As far as I know, the main tires available in 355 are Schwalbe Marathon Racers and Kojaks. I know Panaracer makes a Minits Lite for BD-1 but it seems to...
Forum: Recumbent
06-19-19, 06:41 PM
Replies: 10
Views: 5,928
Posted By grayrest

It's probably true but it's a high finesse...

It's probably true but it's a high finesse technique. Most people riding them are going to be counter-pulling with their arms.

As for suggestions, most SWB that aren't racers would fit your...
Forum: Recumbent
06-19-19, 03:48 AM
Replies: 20
Views: 4,782
Posted By grayrest

I don't see it mentioned when people talk about...

I don't see it mentioned when people talk about fit but I have to have the front of my knee in ~1 cm in front of the spindle on a DF bike or above the spindle on a recumbent even if the extension is...
Forum: Road Cycling
06-17-19, 12:37 PM
Replies: 27
Views: 3,899
Posted By grayrest

I'm 6'2" and 200 lbs and I've put 500 miles...

I'm 6'2" and 200 lbs and I've put 500 miles around the NYC area on a set of 28mm Mavic Yksion Pro at 75/80 psi without pinch flatting. This is on a new bike so not a huge sample size and I've only...
Forum: Folding Bikes
06-17-19, 08:08 AM
Replies: 970
Views: 303,345
Posted By grayrest

I switched my recumbent's tires from marathons to...

I switched my recumbent's tires from marathons to comets and it felt like a different bike. The marathons had been through at least one previous owner, maybe two, and due to neglect of the wheels had...
Forum: Recumbent
06-16-19, 08:15 PM
Replies: 10
Views: 5,928
Posted By grayrest

I tried a T50 and found it to be a fairly odd...

I tried a T50 and found it to be a fairly odd riding bike. The one I tried had these really massive heavy touring wheels on it and I felt like it drove like a tank. Mostly because of that I didn't...
Forum: Recumbent
06-14-19, 07:54 PM
Replies: 41
Views: 11,626
Posted By grayrest

[/QUOTE] In fairness, you did pretty much...

[/QUOTE]

In fairness, you did pretty much answer your own question.
06-14-19, 07:50 PM
Replies: 14
Views: 1,632
Posted By grayrest

If you have a bike co-op in your area, you might...

If you have a bike co-op in your area, you might want to check in with them. They'll sell you a used bike but they'll also teach you to fix it and answer your questions. Their goal is to get people...
06-14-19, 07:50 AM
Replies: 24
Views: 4,609
Posted By grayrest

There are a bunch of different weird mountain...

There are a bunch of different weird mountain biking handlebars (https://bikepacking.com/gear/list-of-comfort-mtb-handlebars/) that are intended to be more comfortable. I have an Origin8 Strongbow on...
06-10-19, 08:03 PM
Replies: 52
Views: 5,113
Posted By grayrest

Fit is less important as the riding position...

Fit is less important as the riding position becomes more relaxed. As an example, most folding bikes and cargo bikes only have one frame size and usually fit something like 4'9" to 6'5" due to the...
Forum: Road Cycling
06-07-19, 12:24 PM
Replies: 24
Views: 3,438
Posted By grayrest

Rolling resistance is basically dependent on tire...

Rolling resistance is basically dependent on tire construction and not so much on the width. Here's a Bicycle Rolling Resistance comparison of the range of GP5ks...
Forum: Road Cycling
06-05-19, 08:54 PM
Replies: 68
Views: 5,799
Posted By grayrest

The only part of the chain that needs to be...

The only part of the chain that needs to be lubricated is the inside of the rollers around the pins. Any lubrication on the outside or on the drivetrain teeth is just a place for dirt to collect and...
Forum: Road Cycling
06-05-19, 06:35 AM
Replies: 129
Views: 13,045
Posted By grayrest

So, assuming you eliminated all other variables...

So, assuming you eliminated all other variables (I'm in serious doubt here) the difference in climb times should be purely down to weight. The steel time is 13.9% longer than the crabon one. I have...
Forum: Road Cycling
06-04-19, 11:43 AM
Replies: 18
Views: 1,530
Posted By grayrest

Your bike is fairly close to what a similar...

Your bike is fairly close to what a similar priced road bike would get you. Most people with hybrid bikes have cheaper bikes that aren't as directly comparable. If someone looks like they're having a...
Forum: Folding Bikes
06-02-19, 09:28 PM
Replies: 1,576
Views: 461,592
Posted By grayrest

A mk1 isn't monocoque. The easiest way to tell a...

A mk1 isn't monocoque. The easiest way to tell a mk2 from an mk3 from a pic on the internet is that the mk3 has the chain tensioner near the chainring while the mk2 has it on the derailleur. Pacific...
Forum: Road Cycling
06-02-19, 10:16 AM
Replies: 39
Views: 2,855
Posted By grayrest

This is very much a "it depends" question. If...

This is very much a "it depends" question. If you're riding on finely crushed gravel and don't mind a more sedate pace then you can do fine with 25mm or 28mm road tires. If you're on rougher paths...
Forum: Folding Bikes
05-29-19, 12:18 PM
Replies: 16
Views: 3,853
Posted By grayrest

I'm on a quest to go faster on my Birdy. I've...

I'm on a quest to go faster on my Birdy. I've swapped out the suspension since I'm too heavy for the default suspension at 85kg. I've also replaced the handlebars with a loop bar and that gets me...
Forum: Folding Bikes
05-29-19, 11:14 AM
Replies: 16
Views: 3,853
Posted By grayrest

If you're going to stick with mostly subway...

If you're going to stick with mostly subway riding I honestly think your best option is an electric scooter. They're technically illegal here at the moment but I see plenty of people riding them and...
Forum: Folding Bikes
05-29-19, 06:11 AM
Replies: 56
Views: 21,571
Posted By grayrest

From the review, sounds like the rationale Birdy...

From the review, sounds like the rationale Birdy fans give. Similar price point as well, though the drive train is better.
05-29-19, 05:53 AM
Replies: 43
Views: 4,441
Posted By grayrest

The 25mph number sounds like it's an educated...

The 25mph number sounds like it's an educated guess to me. For aerodynamics, the top of the tire is the fastest moving part on the bike (it moves exactly twice the speed of the bike) and drag is area...
Forum: Road Cycling
05-28-19, 07:44 PM
Replies: 46
Views: 3,205
Posted By grayrest

I'm in Manhattan. Most of the roads are in good...

I'm in Manhattan. Most of the roads are in good condition and major routes have protected cycle lanes. The cycle lanes are appreciated but are also the dregs of the roadway and ride quality is better...
Showing results 1 to 50 of 73
 


 
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