Proof Research 6mm Creedmoor 20″ Drop-In Pre-Fit Barrel for Sig Cross | Stainless, Threaded, 1:7.5″ Twist

Upgrade your Sig Cross rifle with the Proof Research 134573 Pre-Fit Drop-In Barrel chambered in 6mm Creedmoor. Engineered for precision and built for easy installation, this barrel eliminates the need to send your rifle to a gunsmith — headspacing is guaranteed right out of the box, making it a true drop-in solution for Sig Cross owners.

Constructed from premium stainless steel, this 20-inch barrel features a 1:7.50″ twist rate with 5-groove rifling for exceptional stability and accuracy with a wide range of 6mm Creedmoor projectiles. The 5/8″-24 TPI threaded muzzle is ready to accept suppressors, muzzle brakes, or compensators, giving you maximum versatility for hunting, long-range shooting, and competitive applications.

Proof Research is renowned among precision shooters and hunters for delivering match-grade performance in every barrel they produce. Whether you’re optimizing your Sig Cross for long-range hunting in the Florida wilderness or pushing your limits at the competition line, this pre-fit barrel delivers the accuracy and reliability you demand.

**Key Features:**
– Caliber: 6mm Creedmoor
– Barrel Length: 20″
– Twist Rate: 1:7.50″ (5 Groove)
– Muzzle Thread: 5/8″-24 TPI
– Material: Stainless Steel
– Fit: Drop-In Design for Sig Cross
– Guaranteed Headspace — No Gunsmith Required
– SKU: 134573

Order online at Deep Roots Rifle Co for fast shipping nationwide, or stop by our Eustis, Florida gun store where our knowledgeable staff can help you find the right barrel upgrade for your build. Whether you’re a seasoned competitive shooter or a dedicated hunter, we’re here to help you get the most out of your Sig Cross.