4pcs solid zinc alloy shower glass door roller. 23mm twin door wheels runner pulleys for shower enclosure and room replacement.

Roller material: Solid zinc alloy & SUS304 stainless steel&Brass with plastic cover Roller wheel diameter: 23mm & Roller wheel thickness: 5.5mm To fit maximum glass thickness: 4-6mm & to fit Minimum opening Hole size in the glass: greater than 9.8mm DIY replacement: It is easy and convenient for this door rollers and you can simply disassemble it by screwdriver and replace with new rollers on glass doors. Package includes: 4pcs shower door Rollers (2pcs top rollers and 2pcs bottom rollers).