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AR CONTOURS


We offer a variety of AR-type barrel contours to meet most any build requirement. All contours come standard with stainless finish, unless otherwise specified. Our standard barrel contours are matrixed below.

AR-15, HEAVY & BULL CONTOURS

LENGTH CALIBER TWIST GAS MATERIAL
  18   .223 Rem Match   1:8   Standard   416 SS
  18   .223 Rem Match   1:9   Standard   416 SS
  20   .223 Rem Match   1:8   Standard   416 SS
  20   .223 Rem Match   1:9   Standard   416 SS
  22   .223 Rem Match   1:8   Standard   416 SS
  22   .223 Rem Match   1:9   Standard   416 SS
  24   .223 Rem Match   1:8   Standard   416 SS
  24   .223 Rem Match   1:9   Standard   416 SS

AR-15, HEAVY CONTOURS ONLY

LENGTH CALIBER TWIST GAS MATERIAL
  20   .204 Ruger   1:12   Carbine   4140 CM
  18   6mm x 43   1:10   Standard   416 SS
  18   6.5 GRD   1:10   Standard   416 SS
  20   .6.8 SPC   1:10   Standard   416 SS

AR-15, M-4 CARBINE

LENGTH CALIBER TWIST MATERIAL FINISH
  16.25   5.56 x 54   1:8   4140 CM   Parkerize
  16.25   5.56 x 54   1:9   4140 CM   Parkerize
  16.25   5.56 x 54   1:8   416 SS   Black Oxide
  18   5.56 x 54   1:8   4140 CM   Parkerize
  18   5.56 x 54   1:9   4140 CM   Parkerize

(M-4 style also available with chrome-lined bore.)

AR-10, .308 WIN MATCH

LENGTH TWIST CONTOUR GAS MATERIAL
  24   1:10   Heavy   Standard   416 SS
  24   1:12   Heavy   Standard   416 SS
  22   1:10   Bull   Standard   416 SS
  22   1:12   Bull   Standard   416 SS
  24   1:10   Bull   Standard   416 SS
  24   1:12   Bull   Standard   416 SS
  22   1:10   Extreme Bull   Standard   416 SS
  22   1:12   Extreme Bull   Standard   416 SS
  24   1:10   Extreme Bull   Standard   416 SS
  24   1:12   Extreme Bull   Standard   416 SS
  18   1:10   M-4   Standard   416 SS
  18   1:12   M-4   Standard   416 SS
  20   1:10   M-4   Standard   416 SS
  20   1:12   M-4   Standard   416 SS

If you do not find what you are looking for here, Harris Gunworks will be happy to assist you with your very own custom configuration!