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The DR1000 Series rollers are high performance products suited for residential or commercial sliding door applications. Manufactured with an engineered polymer outer carriage housing and passivated zinc inner carriage, this adjustable roller offers superior corrosion resistance and durability. The DR1000 roller provides ‘ZZ’ bearing performance rating and is moulded with a high performance engineered polymer that gives superior load rating and cycle testing.

The DR4000 Series roller is the highest performing roller of Doric lineup. With a maximum weight capacity of 280kg per roller, this roller is best suited for large and heavy door panels. Manufactured with an engineered polymer outer carriage housing and passivated zinc inner carriage, this adjustable roller offers superior corrosion resistance and durability. The DR4000 roller provides “ZZ” bearing performance rating and is moulded with a high performance engineered polymer that gives superior load rating and cycle testing.