Keiser Bike Dumbbell Holder supermats A built in safety feature

A built in safety feature allows both the athlete competing for peak power and the deconditioned first time participant to achieve their fitness and strength goals without intimidation or injury

Using a gentle electric signal to create muscle contractions

5"L x 3"W x 6"H

5 x Fluid Force with Bluetooth auto-adjust monitor (BAM)

Arms Attachment

Keiser Bike Dumbbell Holder supermats A built in safety featureKeiser Bike Dumbbell Holder Add an upper body workout to your ride. The optional Keiser M3 M3i Dumbbell Holder is designed to hold two hand weights weighing up to 5 pounds apiece and installs easily in minutes. Dumbbells and indoor bike not included.