REAL Canbon, Light Weight, Strong and hard to crash. More Stable flying. Best choice for RC Helicopter. Align T-Rex Standard! Our $24.95 Carbon Fiber Blades are Absolutely the Best Blades in the Market Today! Guarantee!!!   Instruction: Specification: ●Carbon blades(CF) ●Use for T-REX450X/XL   ●Shape: Symmetrical wing ●Length: 315X32mm ●Width: 3.6mm ●Shaft Diameter: 3mm ●Weight: 44g/set ●Collar(Φ3xΦ5×4.5mm)x2

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