JetBlack Smart Turn Riser Block Boost Adjustable straps with eight different

Adjustable straps with eight different positions ensure fit for a wide range of body types whilst also allowing the vest to be worn over bulky layers (such as a down jacket) or

weighing in at a remarkable 17 grams for all-day comfort during intense athletic activity

Supports up to 3 MHS bike trays (with MHS add-on)

wireless electronic shifting and powerful hydraulic braking

The overall design features an extended leg length and a more breathable insert

JetBlack Smart Turn Riser Block Boost Adjustable straps with eight differentThe JetBlack Smart Turn Block levels your front wheel to provide freedom of movement and comfort during indoor training. It ensures your bike sits level on the trainer to prevent slipping forward on the seat and reducing pressure on your pelvis and lower back. This block allows for easy steering in the virtual world of Zwift, making your upper body less rigid during long sessions. By enabling natural handlebar movement, it helps you change direction