Tecno-4 Iron Closure SystemThe Tecno 4 Iron is a closure mechanism developed by SIDI for its high performance cycling shoes. It represents the latest evolution in SIDI's dial based systems, offering enhanced ergonomics, adjustability, and durability. Designed for use with SIDI Tri Sixty 230mm length The Tecno 4 dial lifts away from the shoe tongue, creating more space for the foot to slide in easily The rotor has been redesigned to be lighter and quicker to operate than

known for its compact design and precise adjustability

The durable

the SIDI Tiger 2S efficiently transfers all the power you can unleash while maintaining a high level of comfort

it allows cyclists to easily fine-tune the fit while riding

Upper: Reinforced synthetic with rigid bumpers – tough

delivers powerful energy transfer and durability

Closure: Dual NUUN 001C aluminum dials – precise and aerodynamic

Designed for use with Alba 2

the GORE-TEX variant offers superior waterproofing while maintaining breathability

tailored for today's riding style

inspired by our 60 years of experience in controlling the most demanding environments like motocross

A full carbon sole (stiffness 11) delivers efficient power transfer