Product Description Specifications:Application:RoadSteerer Clamp:1 1/8"Handlebar Clamp:31.7 mmTechnical Information:Material:Aluminium 6061Bolts:CrMoLength:70 mm, 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mmStack Height:36 mmAngle:-8°Features:embossed D logo on the frontNote:DEDA handlebars and stems are manufactured with the special dimension 31.7 mm. Contents:1 x DEDA Zero1 stem Manufacturer: Dedaindustrie s.r.l. Via Leonardo Da Vinci 19-21-23 26010 Campagnola Cremasca (CR) Italy info@dedabike.com