Instantly adjustable wrench working prototype

I saw this wrench online and it looked pretty cool
https://www.amazon.com/Loggerhead-Tools-BW6-01R-01-Adjustable-6-Inch/dp/B000JPN2QK/ref=as_li_ss_tl?ie=UTF8&qid=1484122231&sr=8-1-fkmr0&keywords=Loggerhead+Tools+Walgreens&linkCode=sl1&tag=buzzdigger-fanpage-20&linkId=eaf23be774df8feb49f95b224279f15e

This is a working prototype, it's not strong enough for actually tightening bolts and nuts but I'll be designing stronger and fully working versions of this tool soon.