The MFJ-336S Goliath Tri-Magnet Mount has three super strong 5-inch magnets bolted to 1/4 inch triangular mount. It has 17 feet of coax cable. CAUTION: Once its on, its difficult to get it back off! The MFJ-336S has a SO-239 connector.
Recommended for the MFJ-336S, MOUNT, 5~ TRI-MAG, SO-239 MOUNT