Specifications:
Name: Twin Top Shower Door Rollers
Pulley diameter: 23mm
Pulley thickness: 5mm
Glass openings: 8-10mm
Adjusting a height: 15mm
Diameter hole center from glass edge: 18-20mm
Glass thickness: < 6mm
Material: Zinc alloy frame + nylon wheel + stainless steel sheet
Use: suitable for curved glass， flat glass

Features:
Alloy body， plating surface.
Nylon material， smooth， quiet no noise， can withstand oversized load.
Easy to disassemble， clean and maintenance.
Stainless steel screws easy to adjust the height.
Neutral Salt mist test 72 hours， sliding test 40，000 times.

Package included：
2 x Twin Top Zinc Alloy Shower Door Rollers