Four color display pack. Includes all mounting harware.Manufacturing Method: Die CastManufacturing Material: AluminumApproximate weight: 345 grams/ 12.2 oz.Overall Length: 8 5/8”/ 219.1 mmOverall Width: 3 3/4”/95.3 mmArm adjusts with 1/8” Allen wrench and 5/16” socket wrench