Premier Lock Size #4 for 143 lbs. to 176 lbs. Doors Aluminum Commercial Door Closer with Adjustable Closing and Latchet Speed

Add extra security to your doorway with this effective Commercial Door Closer. Designed for use with doors that weigh up to 143 lbs. to 176 lbs. and includes an adjustable 2 valve system for optimal closing and latchet speeds. These commercial closers are all high-grade security rated ready for use.