110cc Motorcycle engine parts Sleeve 1.OEM / technical servicer offered 2.Material:40cr,45 3.Prompt delivery 1) Material: aluminum A380, ADC12 , ADC10, ZL102, AlSi12 ; zinc ZA-3, ZA-5,4-0,4-12) Product weight: from 0.02kg to 15kg3) Applied software for specification drawings: PRO/E, Auto Cad, Slid Work, CAXA, UG, CAD/CAM/CAE4) Secodary machining: CNC turning, Milling, Drilling, Grinding5) Surface ...