AB-301~303

1.Touching type handle by pressing the round cylinder. 

2.Ultra-thin structure, the distance between the installation surface and the lock shim is only 12.5mm. 

3.Adopt waterproof structure at the positions like interior cannelure and surface of the handle. 

4.The special desgin of two-way (left and right) to rotate concurrently (according to the direction change, stopper plate and adjusting washer can be tumed).