4 model

Free

M-Lok Vertical foregrip - Different styles

Thingiverse

Free

MP5K Vertical Foregrip (M-LOK) (w/channels)

Thingiverse

Free

Pitched (Angled) Vertical Foregrip

Thingiverse

Free

Angled Vertical Foregrip (Picatinny, RIS, RAS or however you call it)

Thingiverse