Discover the HS-ME-W-ARM-00020N-9411-60-105 Excavator Repair Kits Hydraulic Oil Seals, a specialized solution for excavator arm cylinders. This kit includes high-quality piston seals, rod seals, wipers, and O-rings made from durable nitrile rubber or polyurethane. Perfect for preventing leaks and extending equipment life in industrial and construction machinery.