I would think 1.5mm would be more than thick / strong enough. Add in a couple of cross braces and you should be fine.
Watching with interest
Thinking of making a set of roof rails to replace the factory offering on the D2, gonna make em full length, so like the factory extensions, but want to style them like the HSE rails, out of a decent size tube.
So, like this;
But like this;
Think like this, but a little less agricultural.
Obviously the prefered material to build from would be Alluminium, but I cant weld that, so mild it is...
Want an external diamter of about 45mm, gonna throw a couple of cross bars across them, and probably just a roof basket with one of those roof bags in it, nothing heavy, just light-ish bulky stuff.
Thinking 40NB Xtra Light, which would give an external diameter of 48mm, wall thickness 2.3mm.
Too Heavy???
Mild exhaust tube, comes in at 1" 3/4 and is about 1.5mm wall thickness.
Too Light???
The rails themselves, will just be a straight length, with a 45* on the front end, would like the bends to look nice, mandrel bent exhaust tube would look the goods, not sure how the xtra-light NB tube would fair in a JD or similar style bender???
So, whats everyones thoughts on that? SOmething I may have overlooked?
Last edited by CU55TM Disco; 17th June 2016 at 08:04 PM. Reason: added piccy
I would think 1.5mm would be more than thick / strong enough. Add in a couple of cross braces and you should be fine.
Watching with interest
I was hoping to get a little more feedback on the subject :-)
Interesting...
No reason you couldn't pull it off, however I'd probably go for 32 NB (or 1.5" exhaust), and make sure you collect all three mounts.
Get an exhaust shop with a mandrel bender to bend them up for you, then just add mounts and get them powder coated in black.
Should look good if done right, I might even copy you!
I was going to do the same sort of thing several years ago, but got told in the forum here it was quite difficult and messy to remove the oem bars.
My sole purpose was to secure a basket to the rails....which are an unusual shape.
I simply cut 75x25 ally rhs to the width I wanted and secured the rhs to the existing rails with two 8mm marine grade stainless steel u-bolts at each corner.
I secured the cross rails as far forward and rearward as was possible.....again the shape restricts a bit.
I then secured the basket to the cross rails with stainless tech screws in the position I wanted it.
It worked a treat and did many trips into SA desert along those wonderful corrugated roads and as far as I know is still fixed to the vehicle.
The double u-bolts at each corner holds the flat rhs hard down to the rails eliminating any flex.....using the tech screws enables you reposition the basket simply if you wanted to change the weight distribution.
Sorry I can't show any pics....I don't have the vehicle now.
How does the roof handle the weight on the 4 points (versus the very strong gutter)?
Cheers
It will be supported on 6 points.
Land rover only recommend max 50kg on roof, regardless of gutter or rail mount.
Went and eye balled some 1" 7/8 tube today, think that might be the go.$20 a meter, plus $15 per bend, bend Will have till be tigged on, no-one in this area can mandrel bend apparently...
Gotta. Sounds good. Yep I know about the 50kg limit (and 30 off road). Cheers
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