Vertex/Standard ATV-4B, 148-155 Stubby Antenna for VX-510 Quantity in Basket: None Code: ATV4B Price: $13.00 Shipping Weight: 1.00 pounds Quantity: Vertex/Standard ATV-4B, VHF 148-155 Mhz Handheld Stubby (3 1/2") Antenna. Fits VX-510 Handhelds.