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Grover Products
Organtone Single

Adjustable truck horn.Length: 21 1/2" - 37 1/2"Flare: 6" and 7 3/4"
Dual - Separated Horns

Ideal for mounting one horn on each side of the cab. Length: 21 1/2" - 37 1/2". Flare: 6" and 7 3/4". Available in the following 3 pairs: 1024 and 1027, 1042 and 1045, and 1054 and 1055.
Dual - Connected Horns

Length: 21 1/2" - 37 1/2". Flare: 6" and 7 3/4".
1600 Dual Truktone

Front pedestal available: part #1819 (chrome) or #1818 (painted). Length: 15 1/4". Flare: 4"
1600 Single Truktone

Length: 13 1/4" - 15 1/4". Flare: 4".
1700 Single Trombone

Length: 21 1/8" - 24 1/2". Flare: 6".
Rectangular Horn

Length: 21" - 25 1/4". Flare: 4 1/4" and 6 1/4".