Product size: outer circumference 1469mm, inner circumference 1400mm, width 16mm, thickness 11mm, Manual measurements, please allow slight errors. Replacing OEM numbers :22940200, which is a direct replacement for the old or broken one. Compatibility: This product is Compatible with COUNTAX / Compatible with WESTWOOD tractors and mowers with 38-inch IBS cutter discs, but please note that it is only suitable for mowers with serial numbers 60104 to 90629 produced in 1996 and later. Easy to install: Direct replacement without adjustment, perfect compatibility and high reliability. Product material: This product is specially designed and made of rubber material, with high service life and not easy to damage., Manufacturer: Briny River