bikepacking

Hi, I'm looking for a bike trailer that is relatively affordable (no more than 500 euro) that can hold up to 30 to 50kg, I don't require a lot of width but lengthwise it should be able to hold an 80cm long tent/mattress setup. Are 1 wheeled ones better than 2? What's the best method of...

Sonder Frontier 17" frame, 29" wheel (Wide trye clearance & compatible with 27.5+) Hunt XC Wide, Boost wheelset with Schwalbe Nobby Nic tyres Shimano XT 8100 Hydraulic Disc Brakes Shimano XT 8100 1 x 11 Drive train Rockshox Reverb Dropper post Rockshox Fork Raceface Cranks with Absolute Black...