" Specials " Stem Base Reverse Components 25.4mm od with 40mm Length Black Features - Length: 40 mm - Clamping diameter: 25.4 mm - Ø head tube: 1 1/8" - Angle: 0° - Stack height: 39 mm - Clamping platform: 40 mmYes, we still offer stems for 25.4 mm handlebars! Most manufacturers have removed this size from their range long ago and anyone looking for a proper, stable, lightweight and nice stem is left alone! To give you more guidance on your bike setup, we have developed the stem calculator. This shows you how the reach & stack changes when you change stem length or stem angle. In addition, you will find an explanation of what the terms "reach & stack" are all about. (click here) Features - Length: 40 mm - Clamping diameter: 25.4 mm - Ø head tube: 1 1/8" - Angle: 0° - Stack height: 39 mm - Clamping platform: 40 mm - Weight: 145 g (+/- 5% weight tolerance) - Construction type: CNC machined - Material: Aluminium 6061 T-6 Extras - E-Safety Level: Category 3 (Standard) - EFBE E-MTB Tri Test (EPAC MTB-XC) tested