A decent price is that
That is more than £50 cheaper than the last quote I had from my local stockist.
Don't be stingy when buying the sqare tube
7 lengths of 25x25 & 3 lengths of 19x19 ought to be about right. The jigs use away to some of the 25x25 & you wouldn't be human if you did not have the odd cock up when cutting the steel.
Best pay for delivery once