The Rearden Atlas Charlie XL thread adapter provides versatile suppressor mounting with 1.125x28 threading and durable nitride finish in black.Rearden Atlas Charlie XL Thread Adapter1.125x28 thread pattern for SilencerCo Charlie compatibilityNitride finish for corrosion resistance and durabilityCompatible with Rearden Devices Q Cherry Bomb and Plan B systemsDesigned for suppressors with inside diameter SilencerCo Charlie patternEssential suppressor accessory for secure mounting and compatibility across multiple suppressor systems providing reliable performance for tactical and sporting applications.