Nylon carbon reinforced shell * Integrated Clip System (ICS): tool-free interface in the saddle"s base that allows quick attachment and removal of fi"zi:k pa:ks and blin:k lights (ICS is found on all saddles unless noted) * Carbon Braided Rail: sleeve of braided carbon fibers filled with unidirectional carbon fibers that are capable of expanding and contracting * K:ium Rail: special alloy with a high strength-to-weight ratio and excellent vibration damping; 8% weight reduction compared to solid titanium