The Hanix MM437295 Piston Spring Set is a genuine OEM component designed for S3L2 engines, commonly found in Hanix H36C mini excavators. This essential set includes all necessary springs for piston operation, crucial for maintaining proper engine compression and valve timing. Manufactured to precise specifications, it ensures reliable performance and extends the lifespan of your agricultural or construction machinery. Trust genuine Hanix parts for perfect fitment and durability.