Model 1600 Series
Features:
- Streamline Style
- Non Handed
- Sized Spring Tension (2-6)
- Adjustable Spring Tension (1-4) (3-6)
- Old and New Style
How to Identify:
- The Model 1600 series spring size will be identifiable by the number stamped on the end of the closer.
- Old Style: Single valve speed adjustment
- New Style: Dual valve speed adjustment