
HPA Buttstock
thingiverse
I was always frustrated with the shoulder straps on my HP water bottle being too far back; here's a modification you can attach where you need it ;)\r\nThis one fits my 0.2-liter bottle.\r\nYou'll still need an M4x15 screw and nut to secure it.
Download Model from thingiverse
With this file you will be able to print HPA Buttstock with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on HPA Buttstock.