Works with interior top mechanism , Two choices for useage are. With Bearing ( No sound )  , without bearing ( Eco Solution which is with coated of plastic material. ) 

Usable for Wooden Door Systems .

Standart Bottom Wheels are Ysm 80 , If you want other wheels please inform us for the orders. 

Standart  top wheels diameters are 37 mm. 

  
One Set Contents : 

1-     4 Internal Top Mechanism

2-     4 Pcs YSM 80 Sliding Door Mechanism

4-     4 Pcs YSC 012 Air Piston Soft Close with Screws

Material : 

Steel , Plastic Guide and Rubber

Color : 

Galvanised 

Box Contents : 

 
1 set for 2 doors ( 1 pack )

15 packs in the one box