With the SMAI Sledge Hammer you can now train with intensity, brutality and functionality the old-school way. This style of training has many benefits, chief among them developing core strength and enhanced grip and forearm strength. The Sledge Hammer is typically used in CrossFit® style workouts, with the athlete repeatedly smashing down the hammer into a tyre as hard as they can. The Sledge Hammer is a great way to improve the ability to maintain explosive power. Constructed from a single piece of steel this ensures maximum durability.