The San Tan Tactical Santan 6mm Arc Bcg Black is a dedicated bolt carrier group engineered specifically for AR-15 rifles chambered in 6mm ARC. Built around a precision-machined carrier and bolt with a durable nitride finish, it is designed to deliver smooth cycling, consistent lockup, and long service life in a compact, low-maintenance package.

This model is ideal for shooters who want a reliable 6mm ARC component for range work, training, or precision-focused builds where dependable function matters. Its nitride-treated surfaces simplify cleaning and help resist wear from high round counts. Whether you are assembling a new upper or upgrading an existing rifle, this bolt carrier group reflects San Tan Tactical’s focus on quality machining and thoughtful design.

Key Features:

• Manufacturer: San Tan Tactical
• Model: Santan 6mm Arc Bcg Black
• Type: Bolt Carrier Group
• Caliber: 6mm ARC
• Platform: AR-15
• Finish Color: Nitride, Black