Used 8-10 times, no issues at all. Works great for cars that do not come with factory cross bars. I've used it with a 25lb 29er hardtail and a 35lb fat bike (with an axle adapter, not included). I'm switching over to a permanent rack to also use for skis/snowboards.

Taken from www.seasucker.com:

Specifications:
Holds 1 bicycle - up to 45 lbs.
Made for roof top, trunk or hatchback attachment.
Attaches to metal, glass or fiberglass surfaces.
1/2" thick high-density polyethylene (HDPE) body for strength and durability.
One heavy-duty fork mount for 9mm dropouts.
Three 6″ SeaSucker vacuum cups on body (210 lb. pull-strength rated each).
Approx. 15" x 13" footprint.
Approx. 6 lbs.
What's in the box:
Talon 1-bike rack with standard 9mm fork mount.
Rear Wheel Strap.
5g Lube Tube for vacuum pump maintenance.
Spare SeaSucker mount.
Crank Arm Strap