Middle East Hot Sales Aluminium Box Roller 30mm V Shape Double Nylon Pulley Wheel Aluminium Sliding Door Rollers High-quality aluminium housing sliding door and window rollers designed for smooth operation and durability. Product Specifications Attribute Value Material Nylon wheel + aluminium housing Wheel diameter 30mm Load capacity 50kg Color Any color Style Modern design Type Sliding Door And Window Accessories Function Sliding Rollers Product Advantages Lightweight