Bike Fit Systems

Stem Sizer Fit Tool

The Stem Sizer delivers a simple, quick, and precise way to determine ideal bicycle cockpit position and optimize rider comfort and performance.

• Accommodates 1-1/4? and 1-1/8? threadless fork steerer tubes via the provided attachments
• Extra shim for handlebar clamp for grip. Fits 31.8mm and 25.4 mm handlebars
• Includes custom padded carry case
• Large thumb screw knob for quick stem angle adjustments within /- 30 degrees
• Maximum torque for the Top Access Bolt is 4Nm. Overtightening this bolt can lead to premature failure and stripped threads
• Push-button adjustment for smooth length changes--no tools required to make adjustments
• Single-bolt top-mounted clamp for easy handlebar changes
• Stem length adjustment from 60 ? 145mm in 5mm increments