Discover the SightMark In-Chamber Red Laser Boresight designed for the 6.5 Grendel caliber. This used unit, model SM39047, features a durable brass construction, ensuring longevity even in demanding conditions. Please note that this item is being sold as Parts Only/Salvage due to its defective status. Ideal for those looking to repair or repurpose, this boresight can assist in aligning your firearm for improved accuracy. Perfect for hobbyists or gunsmiths seeking a project, it’s a great opportunity to get hands-on with a quality product at a reduced price.