Part Ref: JB-7FS2-90LH - 2 x Twin Top Zinc Alloy Sho... - Shower Part Limited
ShowerPart Twin Shower Door Rollers/Runners/Wheels JI1 20mm Wheel Diameter Wheel Thickness 5.5mm Glass Thickness 6mm Swivel Action Quadrant Shower Fit Matching Cap Available Shower Door Wheels 2X : Amazon.co.uk: DIY & Tools
TANCUDER Pack of 4 Shower Door Rollers Shower Replacement Parts Shower Cubicle Rollers 26 mm Shower Cubicles Replacement Parts Glass Door Roller for Glass Sliding Door, Window Door and Bathroom Door :