Featuring silky smooth travel in a new lightweight design, Monarch floats through bumps even better than before, turning rugged trails into tire-gripping velvet. The chassis is lean while maintaining the durability and adjustability needed to bite off huge chunks of burly trail action and epic cross country.Specifications:Weight: 215g based on 165x38, standard air can, no hardware,Damping: External rebound, 3 position compression (Open/Pedal/Lock),Configurations: 152 X 31, 165x38, 184x44, 190x51, 200x51, 200x57, 216x63,Rebound Damping: Rapid Recovery,Spring: Standard, High Volume, Standard with High Volume Eyelet, High Volume with High Volume Eyelet, DebonAir,Spring Adjust: Air pressure via single Schrader valve,Shaft Material: 7075 Aluminum - Fast Black,Shaft Diameter: 10mm,Body Material: Aluminum,Upgrade: Over RL: 3 Position Floodgate lever,Chassis: Clear hard anodized with sag gradients,Options: Also available in 197x48 and 197x51 with AutoSag and Specialized mount, 184x48 and 197x57 DebonAir with Trek mount,.