Shakespeare Style 4351 3 ft. (0.91 M) AM-FM Combination AM/FM This 3ft combination antenna features Shakespeare"s exclusive distributive load for super signal pulling power. The coil is permanently sealed in Shakespeare"s white fiberglass. The Style 4351 has a nylon ferrule with 1in-14 thread for use with standard marine mounts. Includes 10ft RG-62 coax with Motorola plug installed Nylon ferrule with standard 1in-14 thread One section: 39in overall height Shakespeare 4351 Specifications Band: AM-FM Ferrule: Nylon Color/finish: White Polarity: Vertical Impedance: 93 Ohms Shakespeare Limited Warranty: 2 years