Wheels Manufacturing Carbon Headset Spacer - 1-1/8" 2.5mm Gloss 5-pack CheckoutSpec= 275x2.80 } Transmits accurate real-time heart

} Transmits accurate real-time heart rate and HRV data to compatible Garmin smartwatches and cycling computers

A unique captive rotating thru-axle washer reduces friction on dropouts during installation allowing for a precise fit and prevents damage when torquing

and cadence sensor

Damper not included

Wheels Manufacturing Carbon Headset Spacer - 1-1/8" 2.5mm Gloss 5-pack CheckoutSpec= 275x2.80 } Transmits accurate real-time heartWheels Manufacturing Carbon Headset Spacer 1 1 8" 2. 5mm Gloss 5 pack. Carbon fiber headset stack spacers precision cut to ensure proper headset function. Compatible with all threadless and threaded headsets TECH SPECS Color Gloss Carbon Material Carbon Defined Color Black Thickness 2. 5 S. H. I. S. Stem Clamp Diameter 28. 6