The larger MFJ-1919EX can hold larger antenna up to 100 lbs. Product ManualsReviewsRecommended for the MFJ-1918EX, Get Your Antenna up 10 feet, Strong Steel Tripod, 10 ft Telescoping Fiberglass Mass with QuickClamps MFJ-1312D,AC SW ADAPTOR, 13.8VDC,500MA,100-110VAC,2.1MM PLUG ¥1...