About Ryobi D-2550 Series
Ryobi D-2550 Series
D-2550 Serie - Best for stock purpose
- Adjustable closing force 1 through 4.
- Two independent closing speed adjustable valves.
- Standard/parallel/top jamb/track-rail applications
- For fire door
- Low opening resistance
- Non-handed
- Standard backcheck
Brochures | CAD details