Description: -The Precision Hiller Control levers is designed to replace stock plastic hiller control levers. It corporates high precision bearings and strong aircraft aluminum material to reduce much flex and unwanted play in the flybar system. High quality bearings also make flybar system operation much smoother. It is designed to improve head control performance on EFLITE Blade 400 helicopters. Includes: -2 x CNC aluminum hiller control levers -2 x precision bearings -Hardware included Requires: -Loctite (#242 is recommended) -Assembly Weight: 2.4 grams with all hardwares. Usage: -EFLITE Blade 400 helicopters Instruction: -Included in the package Features: 100% Precision CNC machined Aluminum Pre-assembly 2 precision miniature flange bearings Light weight designs, strong and stylish