Shower Door Runner, Bathroom Pulley Diameter, Main Body Zinc Alloy Material Roller, Toilet Glass Door Rail Wheel Shower Gate Roller, Sliding Door Wheel, Door Accessories, Door Hardware Accessories - Temu
Replacement Shower Door Rollers / Runners / Wheels Grooved 22mm Dia - Walmart.com
4X Replacement Shower Door Rollers/Runners/Wheels 19mm Diameter - Amazon.com