16 mm, 22 mm and 27 mm adapters fit most ATV and UTV applications with 16 mm and 20 mm drive tips Floating press plate allows the use of a hammer for stubborn joints 16 mm and 20 mm drive tips made of durable hardened steel Laser etched size marking on adapters and tips Easiest way to service and replace U-Joints. TOOL U-JOINT PRESS