Kreitler Kompact Challenger Rollers with Alloy Drums and Poly End Caps

描述

The Challenger models feature aluminum drums and polycarbonate end caps. Polycarbonate end caps are built to last, but provide a more economical option when compared to the all alloy models. As the diameter decreases, the resistance increases. 3.0-Inch has 40-Percent more resistance than 4.5-Inch while 2.25-Inch has 90-Percent more resistance than 4.5-Inch.