Notes: 114872-22050 PISTON ASSY, 0.50 OS is original YANMAR product. 114872-22050 PISTON ASSY, 0.50 OS5 is commonly used in transmissions/axles/engines L70EE-DEHUNYC, L70EE-DEVBO, L70EE-DGLEYC, L70EE-DPTNA, L48ADVMK, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849