Description: Constructed of hi-impact super tough nylon Accepts all antennas with 1" - 14 threads Positive lockdown ratchet handle Can be mounted to any surface angle Pass through hole for antennas with cable exiting through center Specification: Hole Diameter: 7mm / 0.3 inch Base Dimensions: Approx. 95x66mm/ 3.7x2.6 inch White color Weather resistant Package Includes: 1 Piece Nylon Ratchet Mount