Thomson's X4 mountain stem is a benchmark in performance. Designed and machined to aerospace standards in Georgia, USA, this may very well be the last stem you ever buy. In the 60mm and shorter lengths its design changes to a block-style stem for maximum strength and stiffness.
Machined 7000-series extruded bar stock with new steerer clamp assembly
Custom heat-treated bolts with corrosion-preventative plating
31.8mm bar clamp with smooth edges for carbon bars
41mm stack height, 200 grams (60mm)
Stem Length: 45 mm
Stem Angle: 0 deg
Bar Clamp Diameter: 31.8 mm
Steerer Tube: 1.5" or 1-1/8"
Intended Use: Mountain
Weight: 169.0 g
CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemicals including (Cadmium, Phthalates, Bisphenol, Nickel (Metallic), di(2-ethylhexyl)phthalate "DEHP"), which is known to the State of California to cause cancer and/or cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
Start typing your question and we'll check if it was already asked and answered. Learn More
Do not include HTML, links, references to other stores, pricing or contact info.
My question is about:
If your question is about more than one item, click + to add them.
No questions have been asked about this item. Be the first!
Questions For Similar Products
Jenson USA ships worldwide, including APO/FPO addresses. For a quote, simply add the items you are interested in to your shopping cart and look for the "Shipping Options" box. You don't have to login or create an account to see shipping charges.
Some manufacturers restrict where we can ship their products. If this item has shipping restrictions, they are listed below. If you'd like to buy an item that we cannot ship to your preferred address, we can accept your foreign credit card and ship to a USA address for you.
Get free 1-day California shipping with your $50 purchase today, on most orders. Please note this offer is only available to physical shipping addresses in California(no PO Boxes), and oversize charges still apply on some heavy/large items
Renthal Integra II Stem Renthal's Integra Direct Mount
stem features a horizontally divided clamp design that saves weight by only needing 6 bolts. Torsional rigidity is helped by the wide 64mm clamping area. The unbroken U-shaped clamping area also eliminates ...
SPANK SPIKE SPOON 2 STEMA STEM WITH ROCK
SOLID CONSTRUCTIONModern bike geometries require modern stems. The Spank Spoon 2 Stem is 2D-forged and CNC optimized for strength and reasonably lightweight. It is suitable for freeride, all-mountain, or enduro riding. It ...
TAG Metals T1 35mm Aluminum StemThe TAG T1
Sem is machined from T6 Aluminum and comes in multiple lengths to cover every type or rider.FeaturesTAG SAS (Speed Align System)TAG Speed Adjust bar markingsCNC machined 2014 T6 Alloy2 opposing steerer clamp ...