Riser block.
CycleOps Pro series Fluid Bike Turbo Trainer Riser Block
CycleOps Magneto Turbo Trainer + climbing block (3 sets available)
Wahoo KICKR SNAP Magnetic Metal Cycling Turbo Trainer & Riser Set, Black
FRONT WHEEL RISER BLOCK TURBO TRAINER BICYCLE BIKE TRAINER RISER (UK COMPANY)
ELITE QUBO DIGITAL SMART B+ TURBO TRAINER BLUETOOTH & ANT+ RISER BLOCK
Indoor Bicycle Cycle Turbo Trainer - Minoura Ride B60 + Riser Block
