* Application scenarios: Wooden doors, metal doors
* Main materials: Cast aluminum cylinder, steel rocker arm
* Applicable door weight: 40 - 65 kg
* Maximum door width: 950mm
* Closing force level: 3 levels
* Adjustment function: Independent closing and locking speed adjustable
* Door stopping function: Door stopping function
* Design standards: QB/T 2698, EN1154
* Application scenarios: Wooden doors, metal doors, fireproof doors
* Main materials: Cast aluminum cylinder, steel rocker arm
* Applicable door weight: 60 - 85 kg
* Maximum door width: 1100 mm
* Closing force level: 4 levels
* Adjustment function: Independent closing and adjustable locking speed
* Door stopping function: Sliding slot type door stopping function
* Design standards: QB/T 2698, EN1154, XF93
