AR22 Buffer Tube Filler

This is a buffer tube filler for AR22s with a CMMG, PSA, RTB, Colt, or BoreBuddy 22lr bolt. Replaces the buffer spring and weight while keeping pressure against the back of the bolt.

Print Instructions:
PLA+
.2mm layer
15% gyroid infill
5mm outer brim
Print vertically with tapered end up, flat end on print bed

Install Instructions:
1. Remove the buffer weight and spring from the buffer tube, leaving the detent and its spring installed
2. The buffer tube filler is designed to be a little short so drop a foam ear plug into the empty buffer tube
3. Slide the flat end of the buffer tube filler into the buffer tube with the notch aligned with the detent
4. Attach the upper receiver checking for a snug fit