Below are some popular accessories (stands, neck straps, harnesses etc) that are for use with the baritone saxophone. Leave a comment below if you have experience with any of these, or others to suggest.
Harnesses
Vandoren Universal Harness System
Neotech Super Harness
BG Harness
Jazz Lab Harness
Neck Straps
Vandoren Saxophone Strap
Rico Padded Sax Strap
Yamaha Air Cell Neck Strap
Pro Tec Less-Stress Saxophone Neck Strap
Saxophone stands
Hercules Stand
Hamilton stand
Nomad Stand
Woodwind Design Carbon Fiber stand
Reed & mouthpiece cases
Vandoren mouthpiece pouch
Rico reed guard
Vandoren Hygro reed case
I use a Xinlinke harness with harder leather straps, because softer straps are more apt to stretch and break over time. When it’s adjusted I don’t feel weighed down by my YBS-52 at all. Could you throw that on this list?
Have you checked out http://www.slingle.co.uk.slingle.co.uk