CHALLENGER BIG RIG DIRECT-DRIVE AIR HORN
CHALLENGER BIG RIG 120dB DIRECT-DRIVE AIR HORN Complete—ready to install No on-board air system required Direct-drive compressor Compact 3" diam. x 5" long compressor mounts anywhere Dual chrome-plated steel trumpets measure 3-3/4" diam. x 14" and 11-1/2"L. Now any RV or motor home can have that impressive big rig sound! Includes trumpets, direct-drive compressor, wire and hardware, terminals, fuse, tubing and horn button switch. Overall: 8"W x 4-1/2"H x 14"L.