Align 150 Swashplate Leveler H15H010XX This is the Align Swashplate Leveler for the T-Rex 150 Helicopter.Features:Silver/grey coloredMade of CNC alloy metalAllows for precise swashplate level adjustmentsImproves helicopter hover stability and flight performance For the Align T-Rex 150Includes:One Align Swashplate LevelerRequires:Installation onto helicopter