Barrel twist rates: What does Kibler's use? Custom twist rates are not an option Topics: Product SpecTags: Twist Rate|Rifled|Hawken|Barrel|ManufacturingLast verified: 2026-08-16Also called: twist rate, twist, rifling twist, rate of twist, rifled, rifled barrel, rifling, grooves, lands and grooves, lands, j.k. hawken rifle, hawken, jk hawken, j.k. hawken, half stock hawken, plains rifle, barrel, manufacturing, cnc, cnc machining, machining, milling, how it is made