Aluminium Alloy Handlebar Spacers for Aero Bars, 5/10/20/40mm Rise Extenders with Bolts, Black Cycling Stem Riser Kit for Time Trial Bikes (Pair)(5mm)

Details

• [FULL SPACER KIT] This carbon spacer set offers height options of 5mm, 10mm, 20mm and 40mm so you can in handlebar rise for comfort or performance without changing the stem.
• [PRECISE 20MM BOLT SPACING] The width between the two bolt holes inside the spacer is 20mm, matching common stem clamp layouts to consistent alignment on many bars.
• [LIGHTWEIGHT CARBON PERFORMANCE] Carbon construction keeps added mass low while maintaining torsional stiffness for responsive steering on climbs and sprints.
• [WIDE COMPATIBILITY FOR CYCLING BARS] Designed for road and mountain handlebar setups, these spacers let you increase bar height and fine tune riding position for commuting, training or racing.
• [SIZE REMINDER] PLEASE CHECK YOUR OWN SIZE CHART, NOT AMAZON'S SIZE CHART, AND VERIFY 20MM BOLT HOLE SPACING BEFORE PURCHASE.