Hi Sean,
I recommend RG8X for your application. It is slightly heavier than RG58 and a whole lot lighter than RG8. The loss of 25 feet of RG8X on 2m is about 1 dB, or approximately 20% of the power into the cable. A lesser length of cable will attenuate the signal through it even less.
73,
John B.
WB6FRZ