On the surface, a stem may look simple, but under that beautiful veneer lies hours of 3D modelling, countless FEA revisions, and tonnes of real-world ride testing.
ProTaper do all of this to make a light, stiff stem that can handle tremendous forces from every conceivable angle.

Weight: 175 g
Clamp Diameter: 31.8 mm
Length: 30 mm to 50 mm
Hardware: Torx, A2 Stainless
Material: 3D Forged and Machined 6061 Alloy

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A high quality mtb stem at a great price from a huge manufacturer.
Kalloy UNO ASM-03 31.8 mm Bar Clamp, 45 mm Length, 40mm height.
4 bolt face-plate, forged and hollow machined.
Black anodised aluminium, 130g

Biken Part Code:  KU-ASM03-45 Learn More