we are going to purchase: 3 kind of Ball Pin: M-322 (Quantity: 25000 p.c.s) M-324 (Quantity: 25000 p.c.s) M-325 (Quantity: 25000 p.c.s) Please find the related photos as attached files. 2 kind of Nylon Insert Hex Nut so that these nuts assemble in those ball pins: M10*1.5 (Quantity: 25000 p.c.s) M12*1.75 (Quantity: 50000 p.c.s) The specification of ball pins as follow: Material: CK45 Hardness: 18-23 HRC Parts must be free of Burrs. We would be appreciated to send us your best price for C&F Bandarabbas Iran, term of delivery and packaging, etc. Don't hesitate to contact us for more information. thank you!