The Claas 2138730 O-RING is a genuine OEM sealing component designed for optimal performance and durability in Claas agricultural machinery. This O-ring has an inner diameter of 20.00 mm and a thickness of 2.00 mm, ensuring a precise fit and reliable seal in hydraulic and pneumatic systems. Manufactured to Claas's stringent quality standards, it helps prevent leaks and maintain system integrity across a range of compatible models.