by andrewa » Sat 10 Sep, 2011 7:48 pm
I thought that this may be of interest to some of you.
I fly-fish each year in NZ in a wilderness area, walking in, and, at the end, packrafting out of the river valley, and we normally eat a 4-5lb fish for dinner each night (statistically we have had a 97% chance of this over the last 8yrs), the most enjoyable way of cooking it being to grill it. Previously we have taken a "cut down" wire BBQ grill approx 40x30cm, which weighed about 500g, but in the effort to save weight next trip, I made this grill. The design is stolen from one I found on the net - made of stainless steel, and I think about 600g. Mine is made from an old adjustable aluminium ski stock, and coat hanger wire, and weighs 230g. It is 400mm long, and 350mm wide, which is the smallest useful size for cooking the fish we catch, but you could obviously make it smaller dependent on your needs.
The 2 sections of aluminium ski stock, and 10 wire cross pieces all fit together very nicely. I did make one using 10mm alloy tube from Bunnings, and each tube fitted 5 wire sections, but it wasn't any lighter.
The prefectionists amongst you might want to make every hole in the side tubes exactly perpendicular to the next one, but this is one time when I think a bit of an angle actually improves the item, as the torsion from one cross wire to the next holds it all together beautifully. If it was all perfct, it would slip apart.
I've used wire for the legs on this one, though I think we'll eventually use our alloy tent pegs, as, although they are 100% heavier, this only amounts to 56g for 4, between 2 people, and we need 4 tent pegs for our hammocks anyway.
BTW, I also looked at titanium bike spokes, rather than coat hanger wire, and decided that at the end the day, the weight saving vs cost just wasn't worth it.
Andrew A
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