Notes: 20743 HEX HEAD SCREW UNI 5739 M6X10 8.8 is original CARRARO product. 20743 HEX HEAD SCREW UNI 5739 M6X10 8.85 is commonly used in transmissions/axles/engines 142078, 143782, 144653, 145567, 148319, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849