ProTaper ATAC Stem - 50mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White MFPN=00.4020.559.000 Color Black Wheel Size 29"

Color Black Wheel Size 29" Wheel Size 700c Wheel Size 27

Compact but powerful mini pump with 24mm diamter aluminum barrel and integrated gauge

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ProTaper ATAC Stem - 50mm 31.8mm Clamp +/-5 1 1/8" Aluminum Black/White MFPN=00.4020.559.000 Color Black Wheel Size 29"ProTaper ATAC Stem 50mm 31. 8mm clamp Black White. The 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 TECH SPECS 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