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Forum: Folding Bikes
07-10-19, 03:23 PM
Replies: 2
Views: 1,280
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: Folding Bikes
07-03-19, 01:27 PM
Replies: 110
Views: 44,177
Posted By grayrest

The same wheel design in a smaller diameter is...

The same wheel design in a smaller diameter is stronger. The spokes are shorter and the rim cross section takes up a larger fraction of the wheel's diameter. That leaves the frame in question. I...
Forum: Recumbent
06-19-19, 06:41 PM
Replies: 10
Views: 3,948
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: 2,593
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: 2,054
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: 811
Views: 210,216
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: 3,948
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: 8,611
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: 1,148
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: 1,610
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: 3,711
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: 2,203
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: 4,472
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: 10,007
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: 1,271
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: 1,168
Views: 259,956
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: 1,924
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: 2,814
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: 2,814
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: 41
Views: 6,047
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: 1,947
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: 2,548
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...
Forum: Recumbent
05-24-19, 12:55 PM
Replies: 18
Views: 2,124
Posted By grayrest

I've had the SatRDay for about 6 months. I went...

I've had the SatRDay for about 6 months. I went to a recumbent meetup two weeks ago and the general consensus is that it rides like a normal SWB recumbent. From riding a dozen other recumbents, I...
Forum: Recumbent
05-23-19, 03:18 PM
Replies: 18
Views: 2,124
Posted By grayrest

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1124/img_20190515_185421982_a78dc5c3cfc99f7ddd386a2eae5634b21dd0b233.jpg...
Forum: Folding Bikes
05-23-19, 11:27 AM
Replies: 17
Views: 2,367
Posted By grayrest

Folding bikes are one of the better bikes for...

Folding bikes are one of the better bikes for adding electric assist since they tend to be used for transportation and not for sport.

That said, I wouldn't want a Bosch mid drive on my folding...
Forum: Folding Bikes
05-21-19, 08:52 PM
Replies: 20
Views: 1,824
Posted By grayrest

I was in BFold getting a hinge replacement this...

I was in BFold getting a hinge replacement this past weekend and was picking David's brain about my SatRDay when a customer called in from a garage sale asking about fixing up an old Dahon. From the...
Forum: Folding Bikes
05-21-19, 08:38 PM
Replies: 19
Views: 2,376
Posted By grayrest

TIL. My personal experience with Bike Friday is...

TIL. My personal experience with Bike Friday is the Tikit, the Pakit, and the SatRDay. All have the swing under rear triangle. It figures I'm familiar with the unusual part of the lineup.
Forum: Folding Bikes
05-21-19, 10:43 AM
Replies: 19
Views: 2,376
Posted By grayrest

As far as I know, only Montague and Changebike...

As far as I know, only Montague and Changebike make that fold. Neither company offers a mini-Velo.
Forum: Folding Bikes
05-18-19, 08:22 PM
Replies: 8
Views: 1,380
Posted By grayrest

I messed with bullhorns (do not recommend) before...

I messed with bullhorns (do not recommend) before I found loop handlebars two weeks ago. The original is the Jones h-bar (https://www.jonesbikes.com/h-bars/) but I put a Origin8 Strongbow...
Forum: Folding Bikes
05-18-19, 10:54 AM
Replies: 28
Views: 2,889
Posted By grayrest

Note that I'm talking purely in terms of wheel...

Note that I'm talking purely in terms of wheel size. Things like running marathons on the folder vs GP4ks on a road bike or running an internal hub vs a cassette make a noticeable difference. I'll...
Forum: Folding Bikes
05-17-19, 10:21 PM
Replies: 40
Views: 5,992
Posted By grayrest

The mid-drive is a 16/19 and steps up the 44...

The mid-drive is a 16/19 and steps up the 44 tooth chain ring to an effective 52. The bike has a SRAM Dual Drive so it has a 3 speed hub in addition to the derailleur. It also has a disc brake up...
Forum: Recumbent
05-17-19, 02:03 PM
Replies: 4
Views: 930
Posted By grayrest

I don't have a lead, but here's the same question...

I don't have a lead, but here's the same question on BROL. (https://www.bentrideronline.com/messageboard/showthread.php?t=140104)
Forum: Folding Bikes
05-16-19, 02:45 PM
Replies: 40
Views: 5,992
Posted By grayrest

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1124/img_20190515_185421982_a78dc5c3cfc99f7ddd386a2eae5634b21dd0b233.jpg
Forum: Folding Bikes
05-16-19, 09:20 AM
Replies: 28
Views: 2,889
Posted By grayrest

That guy was mistaken. The impact of crank length...

That guy was mistaken. The impact of crank length on efficiency is minor unless you're doing huge jumps like 170 to 130. I guess it's possible but I've ridden a number of folding bikes and never run...
05-15-19, 05:34 PM
Replies: 101
Views: 8,562
Posted By grayrest

Since I don't race I consider pretty much...

Since I don't race I consider pretty much anything under 9kg to be "the same" so I thought the most I'd spend would be in the mid-$2k range. Then I read too much Bicycle Quarterly and started...
Forum: Folding Bikes
05-15-19, 04:23 PM
Replies: 168
Views: 14,035
Posted By grayrest

I like my Birdy and think it's the best bike for...

I like my Birdy and think it's the best bike for a US mixed mode transportation but a lot of the tradeoffs it makes is for better performance and performance isn't really a top priority for the OP....
05-14-19, 05:11 PM
Replies: 27
Views: 1,385
Posted By grayrest

Assuming you keep it locked out all the time, the...

Assuming you keep it locked out all the time, the extra weight is not going to significantly slow you down. You can feel it when you lift the bike and if you time hill climbs but unless you're...
Forum: Folding Bikes
05-14-19, 08:21 AM
Replies: 168
Views: 14,035
Posted By grayrest

What specifically did you not like about the...

What specifically did you not like about the Brompton? The upright ride? The small wheels? Within their niche, Bromptons ride fairly well so knowing what you didn't like helps narrow down options.
...
Forum: Road Cycling
05-13-19, 04:25 PM
Replies: 108
Views: 6,948
Posted By grayrest

From memory, the difference between 105 and...

From memory, the difference between 105 and Ultegra is 200 grams and Ultegra to Dura-Ace is about the same. They're the same design using different materials for reduced weight. As a new rider you...
05-13-19, 03:39 PM
Replies: 27
Views: 1,385
Posted By grayrest

You're talking about a drop bar. A loop bar comes...

You're talking about a drop bar. A loop bar comes from the mountain bike world and looks like a flat bar with an extra loop in front. I'd link examples but this account is too new for the forum rules...
05-13-19, 03:34 PM
Replies: 146
Views: 10,864
Posted By grayrest

I live in an apartment and laundry is a once per...

I live in an apartment and laundry is a once per month carried to the corner laundromat affair. Since I ride daily that means hand washing, which is basically tossing it in the shower, stomp on it...
05-13-19, 03:12 PM
Replies: 27
Views: 1,385
Posted By grayrest

Most people transition off of a hybrid onto a...

Most people transition off of a hybrid onto a road or mountain bike since hybrids generally tend to be mediocre at everything. I will say that if you decide to get one, I recommend also getting a...
Forum: Folding Bikes
05-13-19, 08:17 AM
Replies: 28
Views: 2,889
Posted By grayrest

I ride a Birdy (rev 3) and think it's great for...

I ride a Birdy (rev 3) and think it's great for riding around the city. A previous poster mentioned that folding bikes flex but my bike is completely rigid outside the suspension. My normal exercise...
Forum: Folding Bikes
05-07-19, 01:43 PM
Replies: 1,168
Views: 259,956
Posted By grayrest

I'd considered a hub but I've had mixed...

I'd considered a hub but I've had mixed experiences with a non-Rohloff hub and Rohloff hubs are most definitely not in my budget. I'm not thrilled with the price of the cassette but it's the exact...
Forum: Folding Bikes
05-07-19, 11:56 AM
Replies: 1,168
Views: 259,956
Posted By grayrest

3T makes a pair of 11 speed 9-32 road cassettes...

3T makes a pair of 11 speed 9-32 road cassettes (Bailout, Overdrive) for SRAM XD driver hubs. I think the gear range is ideal on the Birdy and should be easier to fit than long cages with dinner...
Showing results 1 to 45 of 45


 
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