Protaper ProTaper Stem MTB Headset MFPN=11.4118.048.022 200000000000003 Spring Weight 300

200000000000003 Spring Weight 300

} Converts non-threaded 46mm press fit BB shells to accept most 24mm or 24/22mm spindle cranks

If using a 9-speed drivetrain use a 10-speed chain

} Modern replacement of the traditional chain whip

} A heavy duty bead wall and wide profile create a rim that is tough and impact resistant while being rigid to track well under pressure

Protaper ProTaper Stem MTB Headset MFPN=11.4118.048.022 200000000000003 Spring Weight 300The ProTaper stem may look simple but under that beautiful veneer lies hours of 3D modelling countless FEA revisions and tons of real world ride testing. This provides a light stiff stem that can handle tremendous forces from every conceivable angle. 3D Forged and machined 6061 Aluminum Stainless Torx Fasteners Stem Angle (deg) 0 Defined Color Black S. H. I. S. Stem Clamp Diameter 28. 6 Weight 175 Color Black Material Aluminum Length 35 Bar Clamp