Key Features & Highlights 100% Pure Carbon Fiber (Zero Fiberglass Filler) : Constructed with 100% continuous multi-layer 3K carbon fiber fabrics throughout the surface and core. No cheap fiberglass or composite core fillers—delivering an optimal strength-to-weight ratio. Industrial Benchmark Thickness (1/8" / 3.175mm) : Engineered to nominal 1/8-inch thickness (approx. 3.2mm) with a tight ±0.05mm tolerance. The industry-standard thickness for crash-resistant FPV drone arms,