3 - 1216 Premium heavy duty Carriage adjustable & roller

Premium Heavy-Duty Carriage and Roller Assembly The 3-1216 is a corrosion-resistant carriage and roller system designed for demanding applications. This adjustable assembly features a 36mm premium roller with high-tech polymer construction, stainless steel bearing, and axle for extended durability and smooth operation. Compatible with Dowell and AMP door systems, this heavy-duty carriage delivers reliable performance in residential and commercial settings. The corrosion-resistant design ensures longevity in varied Australian climates. When maintenance is needed, simply replace with the 3-4138 roller unit. Ideal for sliding door installations requiring robust, long-lasting hardware that resists rust and wear.  40kg Weight rating.