Kreitler Challenger Rollers feature lathe turned alloy drums and ploycarbonte endcaps. Drums are sold in 3 sizes and come with corresponding roller belt. Roller frame to be purchased separately.
Features:- Smaller diameter drums provide more resistance
Challenger Drums use polycarbonate end capsKreitler rollers utilize modular technology and have a lifetime warrantyPurchase each component individually to make a set of rollersSmaller drums = more resistanceAll drum kits include roller belt4.5" Diameter is Killer Headwind compatible