Features:

• High quality carbon steel and POM, tough and wear proof, gives you durable use
• Fit for 1/4" thickness flat rail
• For use with openings up to 40"
• Suitable for door panel thickness: From 1-3/8" to 1-9/16" / From 1-9/16" to 1-3/4" (34-40 / 40-45mm)
• Door weight capacity: up to 265lbs (two together)
• Turn your normal door into an innovative sliding door
• Suitable for wood walls and concrete walls, great for interior doors

Specifications:

• Wheel Style: I Shape
• Surface: Black powder coated
• Wheel Material: POM
• Bearing: 6002Z
• Overall Size: 11-1/2" L x 2-3/4" W x 2" D/2-3/4" H (L292xW69.5xD50/H70mm)
• Screw Hole Pitch on Door Clamp: 3-1/2" (90mm)

Package Contents:

• 2x Rollers
• 4x M10 x 55 Bolts for 35-40mm doors
• 4x M10 x 60 Bolts for 40-45mm doors
• 1x Set of Accessories
• 1x Manual

**Note: The door and track are NOT INCLUDED in the picture. They are only for demonstration.

Attention:Ebay MAP:$31.9,Other platform MAP: $32.9.