Momentus Swing Trainers Training Grip Tour Iron-Mens The Momentous' evenly weighted shaft generates momentous that causes the club to swing along a balanced, proper plane Through repetitions, a golfer ingrains the feel for swinging the club on-plane which leads to a drastic improvement in consistency and club head speed Used by more than 100 PGA TOUR Pros 35" long and 40 oz 7 iron degree