With a different item # than the two pieces yes.
item 1110000000A standard price
Item 1110000000B 2x sale price
or make item 1110000000A standard price.
or make item 1110000000B a kit (of 2 )=this price.
If item is scanned with a barcode make separate barcode for item A and B
Go to RMS help search for kits which will explain how to create a kit maybe easier I hope.