The RKM Poly Impact Roller is a proven performer in materials handling environments such as coal, iron ore and grain. The impact disc’s are available in 2 different profiles depending on our customers preference. The rollers quality construction, triple layered sealing package and additional outer cover make the RKM Poly Impact roller a great option when looking for a more durable and hard wearing alternative to rubber. The roller is also available with an extensive list of product upgrades to meet your specific operating conditions.