This kit contains the reinforcement parts needed to complete the 3D printed SL-15 Lower. This kit is for the v4.8 lower. It is not compatible with older versions.
You will need to provide all of the AR-15 parts, and print the lower itself. If you want a more complete kit, check out the SL-15 Combo Kit.
Included in this kit:
- Four Bushings.
- Bushing Installation Tool
- Two Aluminum Front Plates.
- Cheek Plates.
- Two 10-32 Nuts.
- Two 10-32 x 1.25″ Screws
- Hose Clamp.
- Hose Clamp Cover.
- Two 10-32 x 3/16″ Set Screws.
And that is everything in the kit! For more info, check out the SL-15 download on the Designs Page.




