ProTaper ATAC XC Stem 31.8mm – Black

The ProTaper ATAC XC Stem combines lightweight construction, premium titanium hardware, and precise handling in a sleek, race-ready package. Built from 6000-series aluminum, the ATAC XC delivers dependable stiffness and strength while weighing just 90 grams in the 50mm length.

Designed for cross-country and lightweight mountain bike builds, the ATAC XC features a 31.8mm handlebar clamp, reversible ±5° rise, and laser-etched graphics for a clean, understated finish.

Key Features

• Lightweight 6000-series aluminum construction

• Premium titanium hardware

• 90g claimed weight (50mm)

• Reversible ±5° rise for cockpit adjustment

• Laser-etched graphics

• Compatible with standard 1-1/8" threadless steerers

Specifications

• Brand: ProTaper

• Model: ATAC XC

• Length: 50mm

• Handlebar Clamp: 31.8mm

• Steerer Clamp: 28.6mm (1-1/8")

• Rise: ±5°

• Material: 6000-series aluminum

• Hardware: Titanium

• Weight: 90g (claimed)

• Color: Black

• Manufacturer Part Number: 306-38576-A001

• UPC: 844171076682

Perfect for riders looking to reduce cockpit weight without sacrificing precise steering or a clean, premium aesthetic.