Description: -The new designed Tail Pitch Slider will reduce most the slop in the tail while providing best accurate control for the Blade 400 tail system. All tail pitch slider arms are made of cnc aluminum for best accuracy. It is also very light in weight and strong. With dual precision bearings built in, the unit gives best precision tail controls and smoothness. The Tail Pitch Slider is designed to improve tail controls performance on Blade 400 helicopters. -Compatible with stock Blade 400 parts. -Blue anodizing version Includes: -3 CNC aluminum parts -Dual arm design -Two precision ball bearings -1 CNC brass collar -All hardwares Requires: -Loctite (#242 is recommended) -Assembly Weight: 1.7g Usage: -Blade 400 helicopters Instruction: -Included in the package Features: 100% Precision CNC machined Aluminum Pre-assembly 2 precision miniature bearings Total cnc aluminum parts for zero flex and play Special reduced OD Brass Washer to prevent friction to outer ring of bearing Light weight designs, strong and stylish