(ARRSUM) AR 300RSAUM

The AR SUM is the new name for the old 300 RSAUM arbor for use with 223 boresight. The arbor has the same fitment; however, it does have a different name for and on the arbor.

 

Calibers it will fit:

300 RSAUM

7MM RSAUM

7MM RUM

300 RUM

(ARRSUM) AR 300RSAUM

$15.99Price