E-Commerce Configuration Guide : Site Configuration Settings : Item Settings : MultiQtyMax
 
MultiQtyMax
Key value:
Any positive integer
Description:
Used to cap how many items a dropdown can have when setting item quantity. Quantity dropdowns are set to the Max4Sale limit if possible, MultiQtyMax or limited to 10 depending on what is available.
Example:
MultiQtyMax = 20
See also:
None