ProTaper ATAC Stem - 70mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White MFPN=4558300 The wings fold in to

The wings fold in to securely cradle your water bottle and adds whimsy to any ride

Single piece design for weight savings

}RockShox Vivid / Kage Coil Spring 450lb 9

Two mounting arms are included for dialing in fit for various frame sizes (54-61cm size frames)

Wider and thicker nose for better handling characteristics

ProTaper ATAC Stem - 70mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White MFPN=4558300 The wings fold in toThe 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 70 Material Aluminum S. H. I. S. Stem Clamp Diameter 28. 6 Stem Angle (deg) 5 Edition Standard