Amazon.com: HQRP 2-Pack UHF High Gain Antenna Compatible with Motorola CP040, CP140, CP150, CP160, CP180, CP185, CP190, CP200 + HQRP Sun Meter : Electronics
Amazon.com: UHF 403-520MHz Whip Antenna PMAE4016 for Motorola CP040 CP185 CP200 CP200D CP200XLS GP300 EX500 EX600CT250 PR400 HT750 HT1250 Portable Two-Way Radio (Pack of 5) : Electronics
Amazon.com: HQRP UHF High Gain Antenna Compatible with Motorola CP040, CP140, CP150, CP160, CP180, CP185, CP190, CP200, CT150 + HQRP Sun Meter : Electronics
Motorola HAD9743 VHF 162-174MHz Stubby GP340/CP040 Antenna - Radiotronics UK