7mm 8.5 twist SS CRB Hunter 27"
4 groove cut rifling

7mm 8.5 twist SS Rem Varmint 29"
4 groove
.830 at 26" continued taper

7mm 8.5 twist SS #5 27"
4 groove
.700 at 26" continued taper

7mm 8.5 twist SS 1.250 Straight 33"

7mm 8.5 twist SS Heavy Varmint 31"
4 groove
.900 at 28" continued taper

7mm 8.5 twist SS 1.250 straight 33"
4 groove cut rifling, 1.250" to 32"

7mm 8.5 twist SS 1.250 straight 33"

4 groove