NMD Ben Player Mini QUAD now features a 1.5lb Polypro core, giving you even more flex and control, featuring NMDs all-new X4 Mini Quad concave designed to hold tight when driving off the tail releases instantly for super quick transitions. New GripTech thermoformed textured grips promote superior wax build-up for enhanced hand traction. Designed with shape3d CAD software, shaped with CNC and AKU technology. Hand-finished and ready to fly.