The Buck Gardner Calls Mallard Hammer is a classic duck call featuring a Cajun-style double reed system, designed for authentic mallard sounds. Its slightly shorter barrel, smaller exhaust port, and thick-wall insert contribute to a raspier tone, distinguishing it from other calls. Engineered for enhanced airflow and back-pressure, this call boasts double O-ring construction and is finished with a durable gunmetal band, ensuring flawless performance in the field.