General description The Set of 4 Double Rollers for Sliding Shower Doors features durable construction with ABS and zinc alloy materials, ensuring strong support and resistance to rust in humid environments. These rollers provide stable, noiseless sliding, making it easy to open and close your shower door. Technical specifications Material: ABS + zinc alloy Color: Silver Wheel diameter: 23mm (Approx.) Suitable for glass opening: 12-14mm Suitable for glass thickness: 4-6mm Installation Easy to install with included anti-collision block mounting screws Align the rollers with the glass mounting holes and tighten the screws using tools The anti-collision block prevents the glass from colliding by blocking the wheels on the track Usage Suitable for most shower rooms, shower screens, shower cubicles, and steam cabins Installed on the top and bottom of the shower door for smooth operation Ideal for sliding door partitions and balcony doors Other information Package content: 4 pulleys (2 for