Purchase as many 2-packs as you like.  The cost is $2.00 per 2-pack.  There is a fixed shipping and handling charge of $9 per order regardless of how many 2-packs you purchase or how much it actually costs me to ship them to you.  One 2-pack will cost you $11.  Ten 2-packs will cost you $29.  One hundred 2-packs will cost you $209.    

Description:

The Toro 570 Variable Arc Nozzle (VAN) (2-Pack) fits any Toro 570Z Series (53819, 53820, 53821, 53822, 53742, 53743) or shrub body (53299) and is color-coded for easy radius identification. This matched precipitation rate (MPR) nozzle provides 15 ft. of coverage and features a fully adjustable watering pattern from 0°-360° to customize the exact coverage needed for each specific location.

•Matched precipitation rate (MPR) ensures even water distribution
•Up to 25% radius reduction
•Easily installs onto any Toro spray or shrub sprinkler
•0° to 360° adjustable pattern
•Male-threaded nozzle fits on any female-threaded spray body
•15' spray radius with a range of 1.06-4.33 GPM with an operating pressure range of 20-50 PSI