Multi-purpose patio door roller designed for both residential and commercial aluminium sliding doors in high performance capacity. Material: Engineered polymer outer carriage housing and high impact polymer inner carriage, this adjustable roller offers superior corrosion resistance and durability. Roller DR2210-17 provides “ZZ” bearing performance rating and is moulded with a high performance engineered polymer that gives excellent load rating and cycle testing - Maximum load 60kg per roller. The High Impact Polymer inner carriage has been designed to provide greater cover and protection to the wheels, helping avoid chipping and other damage occurring prior to installation. Replaces the old DR1001 and the DR2001 rollers discontinued in 2024. SKU 6255 - suits Alspec doors and more Dimensions: 32mm high (40mm Overall Height) x 16mm wide (17.5mm Overall Width) x 183mm long Features double bogey (twin wheels) Sold singly 100kg max load