Cal-Royal 300 300PBFCOV DURO Commercial Grade Door Closer Series Size 1-4
- Door Weight 30-185 lbs
- The Cal Royal 300 PCOV door closer is great for an interior and exterior applications alike. Being adjustable for power sizes 3- 6 for exterior and 1- 4 for interior, this door closer can be used for all standard applications. Beyond that, the Cal Royal 300 PCOV has a standard back check and a heavy duty rack and pinion, which is the gear mechanism of the closer.