GMCAANM250: Magnetic NMO Mount with 12 Ft. White RG-58A/U Cable & N-Male Connector

Magnetic NMO Mount with 12 Ft. RG-58A/U Cable & N-Male Connector

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GMCAANM250: Magnetic NMO Mount with 12 Ft. White RG-58A/U Cable & N-Male Connector


Availability: Ships in 6-8 Weeks

  • Buy 10 for $39.53 each and save 7%
  • Buy 25 for $37.02 each and save 13%
  • Buy 100 for $34.29 each and save 20%
  • Buy 250 for $32.39 each and save 24%
  • Buy 500 for $30.68 each and save 28%

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This Laird-Antenex Magnetic NMO Mount is optimized for vehicular roof mounting of an NMO type antenna. Typically used with VHF or UHF antennas, the GMCAANM250 includes a 12 Ft. White RG-58A/U Cable & N-Male Installed

If this is not the NMO Mount you are looking for, please click here to find all NMO mounts we carry or email  to get to one of our customer service team member.



High Quality NMO cable kits and NMO magnetic mounts were the flagship product of the original Antenex Corporation, founded in Glendale Heights, IL in 1990. The company's passion and dedication to designing and manufacturing high-performance coaxial cables like GMCAANM250 for Magnetic vehicular mounting of NMO antennas continue to drive the company's success today. Owned by Laird Technologies since 2006, this dedicated group of Land Mobile Radio (LMR) professionals use quality materials and workmanship to produce a superior product.


  • Magnetic NMO Mount
  • 12 Ft. White RG-58A/U Cable
  • N-Male Connector Included
  • Originally designed by Antenex
  • 5 Year Factory Warranty



Cable Type Attenuation (dB/100 ft)
  150 MHZ 450 MHZ 900 MHZ
RG-58/U 5.40 10.20 16.10
RG-58A/U 6.20 12.50 20.00
RG8X 3.60 6.80 10.70
Solid Teflon Cable 4.80 9.00 13.50
Additional Information

Additional Information

Mfg Part Number GMCAANM250
Manufacturer Laird Technologies
Product Condition New
NMO Mount Type Magnetic NMO Mount
Mount Style Magnetic NMO Mount
Connector N-Male Installed
Cable Length 12 Feet
Cable Length 12 Feet
Cable Type RG-58A/U
Cable Length (inches) 144
Cable Length (mm) 43891.2
Thickness/Diameter (inches) 3.2
Thickness/Diameter (mm) 81.28
Weight (lbs) 1
Weight (grams) 454.55
Color Chrome
Connector Type Connector - Rear
Vehicular Yes
OK for Outdoor Use Yes