The CA-F72GF comes with cutting/tuning instructions. The internal element is removed from the bottom of the fiberglass, measured and cut to length, then reassembled.
Description
SWR: 1.5:1 or less, bandwidth is 10MHz after tuning
Gain:5.5dBi
Max power: 150 watts
Length: 42 inches
Weight: 2 lb 14oz
Connector: N-female
Construction: One-piece white fiberglass
Max wind speed: 135MPH