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The Saris Climbing Riser Block lets you quickly change your indoor training experience, putting your bike in one of three different climbing positions. It's durable, stable, and compatible with any bike you'll be putting in a rear-wheel trainer.
Stackable for Increased Incline Options
Stable and Worry-Free Ride with Rear-Mount Trainers
Unique Design with Three Different Climbing Positions – 2.1", 2.7", and 3.1"