JetBlack S1 Sport Trainer RGroup_AB278B4737EC2A8842E78AEC6A1DC1D3476FEA9C press it down at a

press it down at a 45° angle and rotate it forward until it locks into place

with low surface tension

this kit is essential for cyclists aiming to optimize performance and comfort

it fits most frames with a square-ish profile

JetBlack S1 Sport Trainer RGroup_AB278B4737EC2A8842E78AEC6A1DC1D3476FEA9C press it down at aThe S1 is simple and basic, featuring a preset resistance unit attached to a sturdy alloy frame. It grips your bike firmly and can handle sprinting out of the saddle without the risk of tipping over. The two legs fold into the U shaped main frame, making it portable enough to take in the car for race warm ups.