ProTaper ATAC Stem - 50mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White 5 speed fine-tooth mechanism – 80 teeth

fine-tooth mechanism – 80 teeth in all – enables flexibility even in very confined working spaces

Front and Rear application Flat Protection Tread and Sidewall TPI 120 Color Black/Brown Weight 515 Defined Color Black ISO Width (mm) 40 ISO Diameter 622 / Road / 29" Tire Intended Use Cyclocross Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 40 Tire Type Tubeless Ready Clincher PSI 50 Size 700 X 40 Tpi 120 Gct Yes

6° via cups

3deg backsweep for wrist comfort

Once you’re clipped in the features of ATAC XC 12 really kick in: Freedom of movement lateral and angular for reduced injuries and muscle fatigue

ProTaper ATAC Stem - 50mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White 5 speed fine-tooth mechanism – 80 teethThe ATAC is back. One of the oldest names in the high end stem game has returned. And this time its all blinged out with titanium hardware and a fresh laser etched finish. Aluminum construction with Titanium Hardware Rise: + 5 degrees Clamp Diameter: 31. 8mm Bar Clamp Diameter (mm) 31. 8 Color Black White Defined Color Black Length 50 Material Aluminum S. H. I. S. Stem Clamp Diameter 28. 6 Stem Angle (deg) 5 Edition Standard