DoubleDown Ace 4 Features:
- Carries up to four bikes
- Compatible with 50 mm (2″) and 32 mm (1.25″) (class 1, 2 or 3) hitch receivers right out of the box
- SpeedKnob™ attaches the rack to your car quickly and without tools. For added security, SpeedKnob also locks the rack to your car.
- Optional ArmLock locking cable to provide security for your bikes
- Tilts away for rear-of-vehicle access
- TRIGGERFINGER™ technology lets you fold arms down with the press of a button
- Sliding SWITCHBLADE™ anti-sway cradles eliminates bike-to-bike contact and improve ease of loading
- Use with TUBETOP™ to carry bikes without straight top tubes Integrated bottle openers