Mduoduo Set of 4 Single Shower Screen Door Rollers/Runners/Wheels/Pulleys 23mm wheel Dia

Features: * brand new and high quality *Made of high quality material durable and practical to use *Swivel allows these wheels to fit curved/quadrant doors *Easy Glide *They are adjustable to allow the door to be lined up to mate with the frame or magnetic seal Specifications: Wheel diameter: 23mm. Wheel thickness: 5mm. Glass thickness: 4-6mm. Glass opening: 10-12mm Package Contents: 2 * Upper Rollers 2 * Lower Rollers 4* Collision block 4* Screws Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.