2 different lengths of the same item

[jervin]

I use "Partial Quantity Mod"

But how can i add to cart for exemple 1x6.36 and from the same product 1x0.63

so i need to duplicate the product in shopping cart and allow for costumer to by

more length's of same product!!

osc checks to see if that product is already in the cart!!!

If ennybody can plees help me!

Excuse for my bad english.