Bore Tech BSTX-1736-00 Proof Positive Bore Stix Cleaning Rod .17 Cal Bore Tech's Bore Stix features a ball bearing handle which allows for effortless motion and precise following of the barrel's rifling. It uses a caliber specific enhanced steel core that minimizes the bow and flex in cleaning rods. The steel is coated with a proprietary uniform covering that is chemically-resistant and durable. It has a female-ended tip which helps with the need for additional adapters when changing between jags and brushes. Included is a unique index dot system that allows for easy determination of a firearm's rifle twist rate. Type: Cleaning Rod Size: .17 Cal Quantity: 1 Length: 36" Material: Steel Thread Pattern: 5-40 Suitable For: Firearms