Price at ProBikeKit: £29.49
Adjustable angle stem. The true tool to find your right riding position. Key Features: Forged 6061 T6 parts. Double splined main axle. Micro adjustment. One hand operation. Clamp diameter: 31.7 mm. Steerer: 28.6mm. Lengths: 90mm and 110mm. Weight: 237g (Manufacturer claimed). Deda stems state that they have a 31.7mm clamp diameter but the precise measurement for the clamp diameter is 31.75mm which most manufacturers round up to 31.8mm but Deda round down to 31.7mm. So a Deda stem will fit 31.8mm handlebars.