Shin Yo steering handles mirror SUPERBIKE, black round; Diameter Glass 94 mm, – head diameter 99,5 mm, stem length 65 mm to the centre of the fixing hole. Diameter of the mounting hole size M6. With long adjustable – for 1 inch (25.4 mm) and 7/8 inches it needs to be a approx. 10 mm longer screw Be Used surrounding the mirror to the "available handlebar weights fit come as a pair. Technical Data: Type: Handlebar Ends Mirror Attachment: Handlebar End mirror tip shape: Round Mirror head diameter: 99.5 mm mounting side: left/right Colour: Black with indicator: No