Key FeaturesPerfect fit every time — CNC Machined for consistent and accurate tolerancesHigh Strength — Made with 7075 T6 AluminumSecure, flex-resistant connectionGreat looks — Black anodized aluminumFits 15T spline servos OverviewNew Dynamite large scale servo arms are machined from high quality 7075 T6 aluminum material to withstand the high demand of giant scale RC surface applications.