Lightly Used Kinetic Z-Rollers T-2600.  Excellent condition.

    Adjustable to fit bikes with a wheelbase from 38.2 - 43.3” (97-110cm)
    Develop better balance and technique, or for pre-race warm-up
    Dual-grooved for left or right-side dismount
    Precision-machined Aluminum rollers 3.5 x 14.7” (90 x 374mm), and premium bearings provide a smooth, quiet ride
    Tri-fold design folds down to just 21 x 20 x 8.8” (533 x 508 x 234mm), for easy transport and storage