Building upon Cane Creek's ongoing legacy of bicycle headset innovation, the Hellbender 70 Visco brings patented steering stabilizing technology to a wide variety of cycling disciplines. Designed to reduce high-frequency oscillation of the bicycle steering assembly, known as speed wobble. The Cane Creek Hellbender 70 Visco headset helps riders maintain control, reduce fatigue and ride with confidence.Features-Stabilized steering with Cane Creek's Patented headset damping technology; utilizing Micro-thin plates with fluorocarbon gel in between-Includes a pre-set “mid-tune” damping, each layer; Damping effects are tunable for rider preference-7075 T6 Aluminum construction-Sealed, stainless-steel Hellbender bearingsItem Specifications-Bearing Type:Cartridge-Color:Black-Crown Race:40-Material:Aluminum-S.H.I.S Lower:ZS56