this lower will work with the basic FGC68 upper and parts.
but this lower will make it possible to shoot with your TMC mags for a higher round count.

the starter set can be found here:
https://www.printables.com/model/87803-fgc-68-base-package-starter-set-for-tipx-tcr-magfe

the collection of FGC68 parts can be found here:
FGC68 MKII
https://www.printables.com/social/180009-untangleworks/collections/88908

FGC68 MKI
https://www.printables.com/social/180009-untangleworks/collections/88907

a video about this lower will be made later:

the ABD installation video can be found here:
https://www.youtube.com/watch?v=5IxGVSHOZ00&t=3s

some of the installation steps that are different from the TIPX lower can be fund in the images for now

parts needed for mag catch.
1x spring 6mm OD, 0.5mm wire, 20mm long
1x m3 bolt in a length of 30mm
1x m3 washer
1x metal pin 4mm OD, 27mm long (a 3d printed part can be used for this)

movies:

UNW FGC68MKII new lowers for the T15, TMC and Dmag / helix mags for this magfed paintball marker
https://www.youtube.com/watch?v=xjbmq-A3C3c
https://odysee.com/@UntangleWORKS:a/UNW-FGC68MKII-new-lowers-low:f

FGC68 a small update on the installation of the new lowers for TMC T15 Dmag mags
https://www.youtube.com/watch?v=PwSyvEeVHTk
https://odysee.com/@UntangleWORKS:a/FGC68-Bolt-update-on-lower:a

LBRY Tags: fgc68; fgc68mkii; paintball; magfed; tippmann tmc