The Proof Positive 6mm Pierce Style Rifle Jag is designed for effective rifle barrel cleaning with pierce style construction for secure patch attachment.Proof Positive 6mm Pierce Style Rifle JagModel BTAJ-06-00Pierce style design for reliable patch retentionPrecision engineered for 6mm rifle calibersDurable construction for repeated useEssential for maintaining rifle accuracy and barrel condition this jag provides reliable cleaning patch attachment for thorough bore cleaning and maintenance.