DESCRIPTION DISCLAIMER: This fold-down, stock-style antenna is for '80 - '87 Interstate, Aspencade, Limited, SEI models and TYPE I, II, III CLARION PANASONIC radio systems. This antenna DOES NOT FIT AND IS NOT INTENDED to be installed on any GL1500!! It comes with a MOTOROLA-type, cable end, push fitting for the above systems only. Customer must modify the aftermarket screw fittings to fit this antenna to NON-STOCK radio systems. This antenna measures 54 inches in length to match the tallest stock antenna. Customer must modify the length of the antenna to suit themselves. The BALLAST COIL (25+ meter CB antenna) is fixed to the lower mast and the upper mast can be removed with a set screw. Customer must perform their own SWR settings for CB use if necessary. This antenna is sold without warrantee of any type so there is no return, exchange or refund on this item.