Switched to Sony and selling my Canon glass. Good condition.
Includes Canon lens cap and Canon soft lens case.
No box or hood.
I've had it for 6 years and used it maybe 20 times (I use the 24-105L all the time). There is a bit of wear from age but the glass is perfect.
https://www.bhphotovideo.com/c/product/279582-USA/Canon_8806A002_EF_17_40mm_f_4L_USM.html