Carbon AR 15 Barrel

[maddoggie13]

Looking to build a lightweight M4...besides Advanced Barrel System, any other carbon fiber barrel maker???

- Plumcrazy complete lower
- Bushmaster carbon upper
- Clark Customer carbon handguard
- DPMS titanium bolt carrier and pin
- Need a lightweight barrel...

[maddoggie13]

Anyone could help? Any other sugguestions to lighten a M4? What other parts should I look at? Anyone?

[Dreaded Claymore]

I'm pretty sure Cavalry Arms makes a polymer lower. You might look at that as well.