1. Pulley can support heavy loads and provides stability.
2. Low friction coefficient results in effective noise reduction.
Roller diameter: 19mm, Inner hole: 4mm
Type: 4pcs shower door roller. Wheel thickness :5mm, comes with screws, suitable for 4-6mm thick shower door
Easy installation, often used for bathroom glass sliding door pulley/sliding track
The pulley is made of copper +POM wheel, and the screw is made of stainless steel,corrosion resistance and rust resistance,it has good comprehensive performance