Seaview Radar Mast Mount Free Ground Shipping! Seaview Radar Mast Mount The Seaview Mast Mount provides a very sturdy platform for your compatible radar. SKUSASM18R MAN#SM-18-R ID#: 6214 (Rating 88) Our Price: 291.20 MAP Price Availability: In Stock Shipping:Free Ground Shipping! Condition:Brand New Add to cart We’re sorry for the inconvenience, but please know we are working hard to replenish stock and fill backorders. Global shipping constraints and other material shortages have slowed the supply of products in many industries, including GPS and Marine electronics. We update the Estimated Shipping Date on our website in real time, so feel free to check back frequently. Thank You for your patience and for shopping with The GPS Store, Inc.