For Combined Shipping, You need to be on a computer. Go to your Shopping Cart and in the upper right hand corner there is a button that says "Request Invoice" select this and do not pay anything until you receive an invoice from us.  eBay at this time does not offer this option on the mobile app.

PARMA RACING #396 (1 Piece) 

1/32 PARMA ECONOMY CONTROLLER METAL FRAME 1/24

In Stock and Ready to Ship! 

We only list what we have in stock and ship within 48 hours of payment

For Combined Shipping, You need to be on a computer. Go to your Shopping Cart and in the upper right hand corner there is a button that says "Request Invoice" select this and do not pay anything until you receive an invoice from us.  eBay at this time does not offer this option on the mobile app.