1. Description: , - CNC AL Center Hub is designed of 6061 Aluminum alloy to get:, + More durable and good looking., + Linkage guide Arm is designed stronger than stock Plastic Center Hub to reduce broken in crash. , - Colorful anodizing with 2 options: Silver and Red., - Optimized for weight and durability., 2. Usage:, - Use for Blade 130X., 3. Weight:, - CNC AL Center Hub Set: 0.98(g) = 0.034(oz). Lighter weight than Stock Plastic Center Hub., 4. Included: , - CNC AL Center Hub Set (1set).