Along with parts for Bifolding doors we also carry wheels and carriages for Bi Parting, Bi Folding and Tri Folding.
Signs of wear would include rough or difficult movement when opening or closing the doors.
Axle for Bifold Bogey - Mk1 & Mk2
Product details
Wheel for Fairview and Elite Joinery -...
Bifold Wheel for Fairview and Elite...
Black Nylon Carriage & Wheel