Check the listing for details. 2pc Heavy-Duty LED Whip Light Spring Mount Base [Black-Finish] [Quick Release]. Color: Black, Made in China. Listed at 41.43 USD. 2pc Heavy-Duty LED Whip Light Spring Mount Base [Black-Finish] [Quick Release] PROTECT YOUR INVESTMENT - Instead of slamming your whip into every low hanging tree branch, a spring base reduces the damage done by impacts by allowing the whip to bend and flex out of the way. FLEXIBLE - High speeds and corners can do a number on your whips and antennas, testing them to the limit of their flexibility. A sturdy spring base can take a lot of the stress of your equipment during hard highway or off-road use. HEAVY-DUTY - With a beefier 1/2" x 20 thread, this spring base is suitable for LED whip, fiberglass CB antenna, center load antenna, 102" whip, and so much more. MULTI-VEHICLE - Whether you drive an off-road ATV, an emergency vehicle, or a pilot car, a spring base is a practical and useful addition to any vehicle equipped with a large whip or antenna. DURABLE - Made from heavy-duty 6mm spring steel, this barrel spring base will not let you down and can handle even the largest LED whips and antennas. 4.0 inches x 7.0 inches x 2.0 inches. Weight: 2.44 lb Item model number TFQF-652 Color Black Country of Origin China Manufacturer Part Number WHP100K1-BK-X2 Item Weight 2.44 pounds Product Dimensions 7 x 4 x 2 inches Size 2pc