Brand Name: GTB Origin: China Tool Supplies: GTB Material: Steel Upgrade Parts/Accessories: Losi dbxl-e2.0 RC Parts & Accs: Losi dbxl-e2.0 Use: Losi dbxl-e2.0 GTB CNC Steel 50T Center Differential Spur Gear for Losi DBXL-E 2.0 Upgrade Replacement Part