The 1UP Racing Pro Duty Titanium ServoLock Screws offer extreme durability with an unbeatable look. Using grade 5 CNC machined titanium these screws feature an oversized head and wide neck for a snug fit. This helps to keep servos from moving under hard loads or the unfortunate crash. Thread Length: 4mm Servo Mounting Neck: 4.2mm x 2mm Head O.D.: 7mm |