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Search: Posts Made By: Bob Dopolina
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Forum: Road Cycling
05-04-20, 07:29 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha!...

Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! ​​​​​​​Ha! Ha! Ha! Ha! Ha! Ha!...
Forum: Road Cycling
05-01-20, 08:47 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha!...

Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! ​​​​​​​Ha! Ha! Ha! Ha! Ha! Ha! ​​​​​​​Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! ​​​​​​​Ha! Ha!...
Forum: Road Cycling
04-24-20, 06:45 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

You actually think I paid any attention to what...

You actually think I paid any attention to what you ride. You flatter yourself. I have no interest in engaging you in anything related to manufacturing. I mean how can one compare decades of...
Forum: Road Cycling
04-23-20, 08:43 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

No. They wouldn't. See if you can spot the...

No. They wouldn't.

See if you can spot the differences:

1. Spain and the Basque region:
- Currently governed by the same government
- Same currency, economy, laws, police and military

2....
Forum: Road Cycling
04-20-20, 08:21 PM
Replies: 73
Views: 3,055
Posted By Bob Dopolina

It's not going by ship. Unless you ordered a...

It's not going by ship. Unless you ordered a pallet or container of goods it's going by air.

If it shipped, you should have tracking.

If you track your order and it disappears for a day or so...
Forum: Road Cycling
04-20-20, 08:17 PM
Replies: 73
Views: 3,055
Posted By Bob Dopolina

It depends on where you are shipping from/to. ...

It depends on where you are shipping from/to.

National postal services are closed in many countries. We receive daily updates from our national postal service (EMS).

The US is open but...
Forum: Road Cycling
04-17-20, 06:13 PM
Replies: 515
Views: 27,814
Posted By Bob Dopolina

That was true two years ago. Now? Not so much....

That was true two years ago. Now? Not so much. Alloy rims have made a comeback.
Forum: Road Cycling
04-17-20, 06:10 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

There is no point in continuing this...

There is no point in continuing this conversation. You don't know what you're talking about and I haven't got the time to waste attempting to educate someone who knows so little but is convinced...
Forum: Road Cycling
04-14-20, 10:30 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

Old news. Try to keep up. Wrong again....

Old news. Try to keep up.



Wrong again. So wrong, in fact, that China and Taiwan are tariffed differently.

Why do you think that is? Hint: They're different countries with different business...
04-13-20, 10:43 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

Yes. It's only double thick in certain parts as...

Yes.
It's only double thick in certain parts as in where it's bonded to the casing. They can get cut by the edge of the valve hole on the rim, over time.
Forum: Road Cycling
04-10-20, 09:58 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

Good God: 1. I live in Taiwan and have done...

Good God:

1. I live in Taiwan and have done so for decades
2. NO ONE includes Taiwan as part of China outside the CPP! Where I live those are fighting words
3. If you don't know the difference...
04-08-20, 09:28 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

End result, based on our input and feedback from...

End result, based on our input and feedback from other markets will be presta, drill for Schrader.

Thanks for the feedback. It helped.
04-08-20, 09:27 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

It's not the valve stem itself that fails. It's...

It's not the valve stem itself that fails. It's where the stem is bonded to the casing. That can be pulled against the edge of the drilled hole and cut, over time. Grommets help with this.
Forum: Road Cycling
04-07-20, 07:48 PM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

If you don't know the difference between 'cheap...

If you don't know the difference between 'cheap Chinese labour" and Taiwanese manufacturing you should just stfu now.

I can guarantee that you are riding Taiwanese products right now.

Please...
Forum: Road Cycling
04-07-20, 06:13 AM
Replies: 92
Views: 6,108
Posted By Bob Dopolina

Sorry, the owner of the company is a Brit and...

Sorry, the owner of the company is a Brit and manufacturing is done in Taiwan.
04-01-20, 11:47 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

Part of the issue is geographic. These rims will...

Part of the issue is geographic. These rims will be sold globally but the acceptance for tubeless is not the same in all of the markets involved.

If the rim can accept schrader, then people in...
04-01-20, 04:52 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

Actually, it was an old idea that they were...

Actually, it was an old idea that they were toying with.

They wondered about drilling Schader and then installing a rubber grommet that would down size to presta; Pull the grommet to run schrader...
04-01-20, 09:23 AM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

Thanks for your response but, with all due...

Thanks for your response but, with all due respect, the customer had a position for one choice that had an interesting idea behind it. We suggested another option. The problem is that we both half...
03-31-20, 07:32 PM
Replies: 25
Views: 1,083
Posted By Bob Dopolina

Valve Holes

We have a customer who is producing some new gravel rims. We got bogged down in how to drill the valve holes.

The options are:
1. Presta
2. Schrader
3. Presta and folks can drill for schrader
...
Forum: Road Cycling
09-04-19, 09:42 AM
Replies: 8
Views: 857
Posted By Bob Dopolina

Most people go with Black Prince on their generic...

Most people go with Black Prince on their generic carbon. Some companies actually develop pads specific to their rims. I find those tend to have the best braking performance.
Forum: Road Cycling
07-12-19, 09:41 PM
Replies: 3
Views: 749
Posted By Bob Dopolina

With a special, additional locking mechanism. ...

With a special, additional locking mechanism.

BDop Da ROUGHSTUFF HDST (http://www.bdopcycling.com/BDop%20Da%20ROUGHSTUFF%20HDST.asp#15)
Forum: Road Cycling
07-07-19, 05:56 AM
Replies: 15
Views: 2,776
Posted By Bob Dopolina

This is Giant. They own the Cadex name, or at...

This is Giant. They own the Cadex name, or at least they did.

I'd like to see a profile drawing of the disc. There are way better options that just a flat disc in terms of design, but I've not...
Forum: Road Cycling
06-11-19, 06:28 AM
Replies: 4
Views: 778
Posted By Bob Dopolina

All of the above. Go through the channels.

All of the above. Go through the channels.
Forum: Road Cycling
05-24-19, 07:51 AM
Replies: 36
Views: 3,097
Posted By Bob Dopolina

If others are working wtf would you want to...

If others are working wtf would you want to squeeze in and work?

Slot in and save your jam for later or until something selective happens. Seriously. Why go to the front at the start of the race...
Forum: Road Cycling
03-21-19, 04:41 AM
Replies: 38
Views: 2,185
Posted By Bob Dopolina

Yeah, as I mentioned earlier, lots claim to be...

Yeah, as I mentioned earlier, lots claim to be floating but aren't really floating. If there is no movement possible between the spider and the braking surface then it won't actually float. I can't...
Forum: Road Cycling
03-17-19, 08:29 PM
Replies: 38
Views: 2,185
Posted By Bob Dopolina

Floating is about the pins on the rotor. For most...

Floating is about the pins on the rotor. For most brands they don't move which, more importantly, doesn't let the rotor expand when hot which means it temporarily deforms the rotor (it's no longer...
Forum: Road Cycling
03-17-19, 03:25 PM
Replies: 66
Views: 5,745
Posted By Bob Dopolina

Your expectations would not be met. Cutting...

Your expectations would not be met.

Cutting carbon doesn't produce splinters.
Forum: Road Cycling
03-17-19, 03:23 PM
Replies: 66
Views: 5,745
Posted By Bob Dopolina

The hook beads are part of the layup and are not...

The hook beads are part of the layup and are not machined in afterwards. There are sliders that are part of the mold that create the tire bed.

I do know one disc wheel manufacturer who has their...
Forum: Road Cycling
03-16-19, 11:41 PM
Replies: 66
Views: 5,745
Posted By Bob Dopolina

That's a bit of a leap in logic, is it not? ...

That's a bit of a leap in logic, is it not?

The tire maker claims that the radius on the hook bead is too small (not within ETRTO) and it is cutting the tires. The rim makers says it is within...
Forum: Road Cycling
03-12-19, 09:19 PM
Replies: 38
Views: 2,185
Posted By Bob Dopolina

6-Bolt. CL to 6-Bolt adaptors available.

6-Bolt.

CL to 6-Bolt adaptors available.
Forum: Road Cycling
03-12-19, 09:15 PM
Replies: 38
Views: 2,185
Posted By Bob Dopolina

There are others out there making TRUE floating...

There are others out there making TRUE floating rotors...
Forum: Road Cycling
02-12-19, 08:09 AM
Replies: 18
Views: 5,736
Posted By Bob Dopolina

It's used in the OE, especially by assemblers. ...

It's used in the OE, especially by assemblers.

Part of my old job was to go to factories and solve compatibility issues between tires and rims. I worked on the tire side of things, at the time. We...
Forum: Road Cycling
02-12-19, 07:58 AM
Replies: 18
Views: 5,736
Posted By Bob Dopolina

As it used to be my job, I have one on my shelf...

As it used to be my job, I have one on my shelf in my office. It covers every possible kind of rim from wheelbarrows to light aircraft.

Also, it has nothing to do with ISO. It is ETRTO only. ISO...
Forum: Road Cycling
12-22-18, 12:45 AM
Replies: 40
Views: 3,724
Posted By Bob Dopolina

Laying up carbon is a labour intensive operation...

Laying up carbon is a labour intensive operation that can't be done by robots. North American workers are too expensive.

Energy is cheaper. Transportation is cheaper. There are far fewer...
Forum: Road Cycling
12-21-18, 04:07 AM
Replies: 40
Views: 3,724
Posted By Bob Dopolina

That old myth should be shot and buried. If...

That old myth should be shot and buried.

If a vendor is discovered to be making fakes, they would lose the business of the legit company, be sued and word would get around so no other legit...
Forum: Road Cycling
12-01-18, 08:54 PM
Replies: 3
Views: 408
Posted By Bob Dopolina

https://www.bikeforums.net/road-cycling/1161037-al...

https://www.bikeforums.net/road-cycling/1161037-alloy-rim-choice.html
Forum: Road Cycling
11-30-18, 12:16 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

All of the above. A 600g alloy rim seems...

All of the above.

A 600g alloy rim seems excessive. Honestly, I think it's just mediocre extrusion but hey, that's just shade.

At that size of rim, carbon kicks alloy's arse. There's just no...
Forum: Road Cycling
11-28-18, 06:32 AM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

It puts more tread on the ground.

It puts more tread on the ground.
Forum: Road Cycling
11-28-18, 06:16 AM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

The 23 INTERNAL WIDTH rim seems pretty gravel...

The 23 INTERNAL WIDTH rim seems pretty gravel specific to me. Honestly, I'd have a second set of wheels to swap in for the road vs changing tires. It may be cost prohibitive for some but trying to...
Forum: Road Cycling
11-27-18, 10:00 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

Can you buy just the Shimano rims? Link?

Can you buy just the Shimano rims? Link?
Forum: Road Cycling
11-27-18, 09:59 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

What about something like this? Maybe 490g? ...

What about something like this? Maybe 490g?
https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/469x492/gousseau_23_profile_58b331b1a3b795b97f77e257e941ea87991ed75e.png
Forum: Road Cycling
11-27-18, 09:57 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

I love it when a plan comes together.

I love it when a plan comes together.
Forum: Road Cycling
11-27-18, 09:12 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

I'm think a rim with 23 Internal would be about...

I'm think a rim with 23 Internal would be about 27 External. Weight would need to be close to the Archetype with a welded seam to be comparable.

What's the IN WIDTH for the Archetype?
Forum: Road Cycling
11-27-18, 08:04 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

Yeah, They seem to be producing the right specs...

Yeah, They seem to be producing the right specs at a decent price. I like the R 500DB. This seems like a sweet spot for gravel.
Forum: Road Cycling
11-27-18, 06:39 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

I'd have to say that Sun rims weren't on my radar...

I'd have to say that Sun rims weren't on my radar anymore. I'll have a look at that rim.

This rim looks interesting: Inferno 27 (https://sun-ringle.com/product/inferno-27/?cat_id=35)
Forum: Road Cycling
11-27-18, 04:59 PM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

So how wide is too wide in terms of internal...

So how wide is too wide in terms of internal widths? For road or gravel? Would something maybe 22mm or 23mm Internal be too much for gravel?
Forum: Road Cycling
11-27-18, 08:21 AM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

I've not really got much experience with those...

I've not really got much experience with those wheels but I've had other wheels that were similar in that they made that sound. I had a set of Fulcrum R1 that were particularly 'vocal'. I assumed it...
Forum: Road Cycling
11-27-18, 04:24 AM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

I built a crap ton of Mavic rims, back when they...

I built a crap ton of Mavic rims, back when they sold them in the after market, for both 26" and 700c. They were always a go to for me from the GL280 to the CXP rims for crits. Then along came carbon...
Forum: Road Cycling
11-27-18, 02:17 AM
Replies: 53
Views: 2,892
Posted By Bob Dopolina

Alloy Rim of Choice?

For all those either building their own wheels, or selecting parts and having someone else build them for you: What alloy rims are you using? For what applications? And why?
Forum: Road Cycling
11-25-18, 07:45 PM
Replies: 13
Views: 722
Posted By Bob Dopolina

...because it's a bi-lingual country... all...

...because it's a bi-lingual country...

all goods produced for export have labelling and packaging requirements specific to the intended market. SOP.

Canadians have a larger, more prosperous...
Showing results 1 to 50 of 1000
 


 
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