Low band Mobile antenna, 1/4 wave, 26.5-30 MHz, Unity gain, up to 200 W power output, 49" whip, DC ground, shut fed base load, gold plated plunger type contact pin.
This antenna is for use with low band/CB/Ham mobile or base radios, such as Cobra, Uniden, Motorola, Kenwood, etc.
Order NMO type mount  with cable separately.
Cutting Chart.
Cut whip from bottom.
Whip Length for Hole Mount
Frequency   No Spring   With Spring
26.5 MHz        49"               45 5/16"
27.0 MHz        46 5/6"         44 1/8"
27.5 MHz        44 7/8"         42 5/16"
28.0 MHz        43 5/16"       40 15/16"
28.5 MHz        41 5/8"         38 7/16"
29.0 MHz        40 7/16"       37 3/4"
29.5 MHz        39"               36 3/16"
30.0 MHz        37 3/16"       34 13/16"
30.5 MHz        35" 15/16     33 9/16"
31.0 MHz        34 5/18"       32 3/8"
Not recommended for use with Magnet Mount.