Vorsprung Secus Fork Air Spring Upgrade Kit - Rockshox A2 YGroup_7035276951597 4-way stretch breathable mesh

4-way stretch breathable mesh

Removable protective inserts for washing: The protective inserts are non-removable

the thumb and index finger have conductive threads

for extra strength and durability

Vorsprung Secus Fork Air Spring Upgrade Kit - Rockshox A2 YGroup_7035276951597 4-way stretch breathable meshFor the first time, we created an air spring with a truly better spring rate, everywhere in the travel, than a coil. The Secus upgrade delivers the first and only air spring system to really come indistinguishably close to the linear spring rate of a coil fork for the entire first 2 3rds of its travel, with the advantage of a gentle end stroke progression to prevent bottoming without the wall of force harshness that excessively progressive springs