Sourcing Requirements
ECR8 Outside Diameter (inch): 6 to 10 Outside Diameter (mm): 159 to 264 Specification (mm): 430 × 430 × 130 Weight (kg): 17.7 ECR12 Outside Diameter (inch): 10 to 16 Outside Diameter (mm): 266 to 358 Specification (mm): 540 × 540 × 130 Weight (kg): 22