Inspired by the SRU Katana Grip

The Extendable Katana Foregrip is a length-customizable foregrip.

By printing additional spacers, one can adjust the length in increments of 10mm.

Hardware required:

1x M4x25mm bolt+nut (or 6-32x1") for Picatinny

2x Mlok hardware for Mlok (M4x15mm+nut+printable Mlok nut)

1x M4 bolt+nut, 15mm with no spacer +10mm for each spacer added

Update 10/18/2023: Added 4° angled versions of the Top pieces