The Alloy models feature the all aluminum drums and end caps which are beautifully machined and perfectly balanced. These are the quietest and smoothest rollers on this planet. As the diameter decreases, the resistance increases. 3.0-Inch has 40-Percent more resistance than 4.5-Inch whilst 2.25-Inch has 90-Percent more resistance than 4.5-Inch.
100-Percent Made in the united states
To be had in more than a few drum diameters (4.5-Inch, 3.0-Inch, 2.25-Inch) and all are 15-Inch wide
The Killer Headwind fan is a brilliant add-on that features adjustable resistance and a cooling breeze; The fan unit can also be rotated to indicate the airflow low or high
Includes belt and Standard Frame which covers quite a lot of wheelbases