ProTaper ATAC Stem - 60mm, 31.8mm Clamp, +/-5, 1 1/8", Aluminum, Black/White thru-axle-skewer-part which is naturally sweat-resistant and

which is naturally sweat-resistant and comfortable while providing a true road feel

The Ritchey Comp bar tape is a more traditional bar wrap made from the highest quality cork tape

Designed specifically for a 44mm/56mm tapered headtube and a 1-1/8 to 1

X-Actuation ratio specifically engineered for SRAM's 1x12-speed Eagle drivetrain

Maximum strength is achieved with 11 stamped steel cogs plus aluminum 50 tooth cog

ProTaper ATAC Stem - 60mm, 31.8mm Clamp, +/-5, 1 1/8", Aluminum, Black/White thru-axle-skewer-part which is naturally sweat-resistant andThe ATAC is back. One of the oldest names in the high end stem game has returned. And this time it's all blinged out with titanium hardware and a fresh laser etched finish. Aluminum construction with Titanium Hardware Rise: + 5 degrees Clamp Diameter: 31. 8mm Item Specifications Bar Clamp Diameter (mm) 31. 8 Color Black White Defined Color Black Length 60 Material Aluminum S. H. I. S. Stem Clamp Diameter 28. 6 Stem Angle (deg) +5 Stem Angle (deg) 5