12 Pack Bike Handlebar Shim Gaskets Spacers 22.2/25.4 Mm To 31.8 Mm Non Slip Rubber Adapters For Stem Reducer Lightweight Durable Easy Install For Different Sized Handlebars

Premium 12 Pack Bike Handlebar Rubber Shims for Stem Reducers
✔️ 12 piece set with 8x 22.2mm and 4x 25.4mm non slip adapters

These rubber shims help mount accessories on handlebars that are smaller than the standard 31.8mm stem size on many bikes.

✅ Made from sturdy rubber that stays in place during rides
✅ Comes with enough pieces for multiple setups or replacements
✅ Simple snap on install for phone holders or bar extenders
✅ Works on road bikes mountain bikes and everyday models

💡 What size handlebar shims fit 31.8 mm stems on bicycles? These handy shims bridge the gap between smaller bars and bigger stems so accessories mount tight. - Rubber material grips firmly without slipping under normal riding conditions - Two different inner sizes cover 22.2mm and 25.4mm handlebars in one pack - Twelve total pieces give plenty for daily swaps and spare needs