* Door closer model: round and square
* Suitable to unidirectional unlocking door with the width 500mm-1000mm of door leaf and max, weight 15-30kg of door leaf.
* Fine oil seal to prevent leakage of oil
* Door closer model: round and square
* Suitable to unidirectional unlocking door with the width 500mm-1000mm of door leaf and max, weight 15-30kg of door leaf.
* Fine oil seal to prevent leakage of oil