Single hole deck base faucet; Compact spring & flex hose; B-0107-C spray valve; 6" wall bracket; Lever handles; 8" add on faucet; 24" hose; 24 1/2" total height from deck once installed; Made in the USA
vertical pipe would probably bend or break if not wall attached. there is a lot of stress on vertical pipe when using the rinse head. users would not be careful to not put stress on that vertical pipe.
This deck mount pre-rinse does not need to be attached to the wall. It simply attaches to the sink. However, wall brackets are avaiable and we generally recommend them for stability purposes.