HELM MTB STEM (31.8mm Handlebar)


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-The Profile Helm MTB stem is for Downhill, Freeride, and Enduro applications.

-31.8mm/1.25″ bar clamp and 1.125″ steerer tube clamp.

-Stack Height: 20mm(.8″)

-0 degree rise

-Moto-Clamp front bolts (top two bolts fully tighten, bottom bolts to adjust clamp pressure).

-Made from fully CNC machined, 7075 Billet Aluminum. Stem body machined with radius and chamfered edges for a smooth finish.

-Anodized colors with laser etched graphics.

-Available with Titanium bolts.

Sizes: 32mm ,40mm, 50mm, 60mm

Colors: Black, Silver, Matte Black, Red, Blue, Gold, Green, Aqua, Purple, and special wraps.


32mm: 132g/4.65oz
40mm: 152g/5.32 oz
50mm: 172g/6.02 oz
60mm: 198g/6.93 oz

Additional information

Weight 0.5 lbs
Dimensions 10 × 7 × 4 in

32mm/Black, 32mm/Matte Black, 32mm/Silver, 32mm Blue, 32mm/Red, 32mm/Green, 32mm Gold, 32mm Purple, 40mm/Black, 40mm/Blue, 40mm/Gold, 40mm/Green, 40mm/Matte Black, 40mm/Red, 40mm/Silver, 40mm Purple, 50mm/Black, 50mm/Blue, 50mm/Gold, 50mm/Green, 50mm/Matte Black, 50mm/Silver, 50mm/Purple, 50mm/Red, 60mm/Black, 60mm/Blue, 60mm/Gold, 60mm/Green, 60mm/Matte Black, 60mm/Silver, 60mm/Purple, 60mm/Red, 60mm/Aqua

Stem Bolts

CrMo, Titanium +$52


We are taking precautions to protect our employees and follow CDC and state guidelines. In the meantime, our machine shop is still running, we're here to assist you and we'll be shipping product to help support bike shops during this difficult time.