... ,strok length:50mm 2,max pulling force:50mm 3,running time:2-5S 4,Max loading:25kgs 5,produce life:50000 ... times. Application: sliding aluminum,glass or wood door.main material: steel,POM,Finishes: NICKLE plating.Generally,there are ... :50mm3,running time:2-5S4,Max loading:25kgs5,produce life:50000 times.Product size and application illustration: SLIDING DOOR ROLLER WITH SOFT CLOSING ...