Absolute + cartridge platform oil damping system: 5-position compression rate adjustment knob for wide-open to closed-platform settings. Compatible with MILO remote lever (Manitou Integrated Lock Out). 1-1/8" aluminum steerer, deep bore hollow crown, and 30mm aluminum stanchions. 1-piece magnesium, reverse-arch lower legs with 9x100mm quick-release dropouts: disc brake only compatible (74mm/6" post-mount). Maximum disc and tire sizing: 180mm rotor / 2.35" tire (685mm diameter).