Door And Window Fitting Adjustable Double V Groove Nylon Pulley Wheel Aluminium Sliding Door Rollers Product Specifications Attribute Value Material Nylon wheel + aluminium housing Wheel diameter 27mm Load capacity 50kg Color Any color Style Modern design Type Sliding Door And Window Accessories Function Sliding Rollers Product Advantages Lightweight construction with low maintenance requirements Extended lifespan through durable nylon and aluminum materials Customizable