Spliced rails with pre-drilled long holes--Easy installation.
Track connector--Seamless connection & sliding smoothly.
Full set rail spacer & screws--Fit wooden & concrete wall.
Pure carbon steel hanger rollers--Sliding noiseless.
Door stoppers--Quiet close with nylon cap and spring wing.
Floor guide--Stabilize the bottom to keep it from swinging.
Anti-jump disk block--Prevent the door from falling down.