Vertex/Standard ATL-1B, 36-42 Mhz Antenna for VX-510 Quantity in Basket: None Code: ATL1B Price: $27.20 Shipping Weight: 1.00 pounds Suggested List: $32.00 Quantity: Vertex/Standard ATL-1A, Low Band 36-42 Mhz Handheld Antenna. Fits VX-510 Handhelds.