Larsen 136 - 512 Mhz, Magnetic Mount 1/4 Wave Antenna with N Type Connector Quantity in Basket: None Code: LMMMFMEQFN Price: $39.10 Shipping Weight: 4.00 pounds Quantity: Larsen LM Magnetic Mount, 12' CX Cable, FME Coax Termination with N Type Connector, 1/4 wave Tuneable Whip (136-512 Mhz). REQUIRES CUTTING/TUNING OF WHIP. Maximum height is 22".