Do I need fasteners or adhesive to secure this ramp in place?

Installation method isn't specified — you'll want to test-fit first to determine whether bolting, clamping, or permanent mounting works best for your setup.

Will this ramp stay in place on a sloped surface?

On flat, level ground it sits stable. On angled terrain, you'll want to add securing hardware or brackets to prevent shifting under load.

Can I use this ramp outdoors year-round?

Yes. Aluminum resists rust and corrosion, so it handles rain, snow, and temperature swings without degrading.