What oddball AR-15 calibers you shooting?

[556duckvader]

AR-15:
.223/5.56
6ARC

AR-10:
.308

 

[crapshoot]

Probably already been done to some extent but what about a 17 or 20 can Arc?

 

[MPFD]

I've had .204, 20P, 6x45, 25x45, .243 LBCx2, 6 ARCx3, 6.5 grendelx3, 6.8 SPC2x3, 350Lx2, and a dozen.5 various 5.56 guns.

 

[Catdog1]

25 DTI
5.56
6.8 SPC
300 Hmmr

 

[Tjkiller]

25-45 sharps , 70gr Blitzking ifo 30gr AA2230. 3100fps 20in barrel. Anchors coyotes really well.