4Pcs/set 30*28mm 500mm Vanished Surface 3K Semi Glass Fiber Semi Carbon Fiber Tube for RC Quadcopter 

Description: 
Outer diameter: 16mm 
Inner Diameter: 14mm 
Length: 500mm 
Material: Semi Glass Fiber Semi Carbon Fiber 

Package Information: 
Package size: 6 * 6 * 50cm / 2.4 * 2.4 * 20in 
Package weight: 337g / 11.9oz 
Adhesive taps package   

Package List: 
4 * Carbon Fiber Tube (Vanished Surface)