Vorsprung Secus Fork Air Spring Upgrade Kit - Rockshox A2 YGroup_7035276951597 Removable protective inserts for washing:

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

Can be run with any brand/model of brake

for extra strength and durability

The Core is Royal's lightweight gravel and trail short made from 2-way stretch

Vorsprung Secus Fork Air Spring Upgrade Kit - Rockshox A2 YGroup_7035276951597 Removable protective inserts for washing:For 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