Used Equal-i-zer Weight Distribution System w/ 4-Point Sway Control - 10,000 lbs GTW, 1,000 lbs TW
Sells for $825 new, asking $425. It has been used on my trailer for three seasons, approx 15 time total.
Specs:
Fits: 2" x 2" trailer hitch receivers rated for use with weight distribution systems
Tongue weight: 600 lbs - 1,000 lbs
Maximum gross towing weight: 10,000 lbs
Ball size: 2-5/16"
Sway control bracket positioning: 27" - 32" back from center of coupler
Maximum trailer frame height: 6"
Shank length: 12"
Maximum rise: 7" from top of hitch receiver opening
Maximum drop: 3" from top of hitch receiver opening
Spring bar dimensions: 36" long x 1-3/8" wide