CNC Hardened Steel Tail Shaft/Hub Set: Blade 130 X This is the Micro Heli CNC Machined Steel Tail Shaft and Hub Set for the Blade 130X Helicopter.Features:Silver/grey coloredMade of steelFor the Blade 130 XIncludes:One Micro Heli CNC Machined Steel Tail Shaft and Hub SetRequires:Installation onto helicopter