Sidi #71 System Tecno-3 Long Pair - Black 4iiii Fixation system fits QR and

Fixation system fits QR and all current thru-axle standards

Dura-Ace® BB9000

packable thermal layering tight with choose-your-own-adventure trimmable hems

Minimal seaming and ergonomic panel construction keep the fit close to the body throughout long efforts on the road

The bag is also compatible with a Brompton front light

Sidi #71 System Tecno-3 Long Pair - Black 4iiii Fixation system fits QR andSIDIs TECHNO 3 SYSTEM dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit. SIDIs famously reliable and replaceable closures are improved by an all new proprietary SIDI Wire material that is completely non binding for intuitive and effortless on the fly adjustments. Like most SIDI small parts, the TECNO 3 BUCKLE is serviceable and replaceable.