Primos Hunting Hook Up Magnetic Game Calls. The ultra-strong magnet on the Primos Hook Up Box Call holds the paddle at the perfect angle for crisp cuts smooth purrs & soft to loud yelps. When used with the included Gobble Band the Primos Hook Up Box produces some of the most realistic gobbles made The detachable paddle can also be removed for silent carry. The Primos Hunting Hook Up Box Game Call is simple to use and fun to run Specifications for Primos Hunting Hook Up Magnetic Game Call: Manufacturer: Primos Hunting Species: Turkey Features of Primos Hunting Hook Up Magnetic Game Call Most innovative design in decades Magnetic lid automatically applies correct pressure for perfect call every time. Package Contents: Primos Hunting Hook Up Magnetic Game Call Gobble Band Primos Hunting 259: Hook Up Magnetic Game Calls