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Forum: Framebuilders

04-24-13, 09:47 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

'30; Agree. For boomers, the length is a...

'30; Agree. For boomers, the length is a constant issue. I had also been looking at those tubes already as strong solutions for some of the other tubes for stout tandems. Prices look good also.
/K...

Forum: Framebuilders

02-26-13, 03:46 PM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Massive One; Apologies for commenting on your...

Massive One; Apologies for commenting on your call for tube without actually hitting the URL. That Oval press might be just the ticket for my panderings for oval boom tubes, downtubes, continuous...

Forum: Framebuilders

02-05-13, 12:41 PM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

U-Man: Agreed. While I think the Reynolds tandem...

U-Man: Agreed. While I think the Reynolds tandem tube was butted and that the Tange tube that Santana used was also, but I have never seen the math done to show that a butted bottom tube benefits* a...

Forum: Framebuilders

02-05-13, 12:34 PM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Ok got the sketch done: Ran with the poffered...

Ok got the sketch done: Ran with the poffered "round tube approach" but didn't accept all of it. Oval on the ends with round in the middle for a "dogbone tube" to make everyone happy. I ran the...

Forum: Framebuilders

02-05-13, 09:58 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Aircraft Spruce has fairly large straight gauge...

Aircraft Spruce has fairly large straight gauge up to 2.5 inch. Problem in closing on your original question is that most tubes available in larger diameters are thicker walled which isn't needed...

Forum: Framebuilders

02-04-13, 07:49 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Buttered or straight gauge?

Buttered or straight gauge?

Forum: Framebuilders

02-01-13, 12:57 PM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

LW (and also U-Man); Tending to trend to that...

LW (and also U-Man); Tending to trend to that same conclusion (when the customer doesn't demand a classic looking boomer such as was quoted by Ceeway (in UK): Oval classic tandem boom tube made to...

Forum: Framebuilders

02-01-13, 11:33 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

U-Man; No argument on your points. Spot on. I...

U-Man; No argument on your points. Spot on. I am well aware of the bow-wave caused by the advent of the Taylor Bros driven Reynolds 531 butted tandem tube set. Was there then and wanted them bad...

Forum: Framebuilders

01-31-13, 01:38 PM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

The purpose of oval boom tube was to get as close...

The purpose of oval boom tube was to get as close to the full width of the BB as practical which increases the lateral strength (reducing whippiness) while also not being so large in the vertical...

Forum: Framebuilders

01-31-13, 11:46 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Tuz; my apolgies as I missed your attempt to...

Tuz; my apolgies as I missed your attempt to point me to the ebay. I looked on the companies homepage and found no ovals. But I had seen the ones on ebay several weeks back. I communicated with the...

Forum: Framebuilders

01-31-13, 10:06 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

I looked there based on your input. I didn't find...

I looked there based on your input. I didn't find any oval tubes.

Also I am looking for classic ChroMoly tubes, either straight gauge or butted, i.e., am not in need of Ti or AL or CF or bamboo...

Forum: Framebuilders

01-31-13, 09:51 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

I communicated with HJ; said used to make them...

I communicated with HJ; said used to make them but don't make them anymore.

Forum: Framebuilders

01-31-13, 07:36 AM

Replies: 25

Source for Boom Tubes???

Views: 4,596

Posted By ksisler

Source for Boom Tubes???

Since the Suppliers thread is closed; posting a new thread of need here:

ISO a viable source for large oval tubing, such as would be used for boom tubes in tandem construction?

I am about out...

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