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An ULTRA-level kit
durable plate and solid pulley add robustness and derailleur longevity
Improved climbing traction
Activate PowerUps
Use alongside our ceramic coating for insane water beading and post-clean drying
Overfast Aero Alloy Chainring bikes An ULTRA-level kitAero Fairing 50 34 or 52 36T BCD 110x4 Alu 7075 T651 ~175g (50 34T) While most components from Overfast are made from carbon fibre, these chainrings are made from aluminium. Not just any alloy, but with 7075 T651. The base alloy of 7075 offers exceptionally high tensile and fatigue strength. T651 is heat treated and aged to maximum strength, followed by stress relief via a controlled mechanical pre stretching process, which greatly reduces internal
