Notes: 21397 HEX SOCKET HEAD CAP SCREW DIN 912 M8X45 is original CARRARO product. 21397 HEX SOCKET HEAD CAP SCREW DIN 912 M8X455 is commonly used in transmissions/axles/engines 140215, 140215, 141331, 141332, 143605, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849