BackcountryNew · Checked Nov 4, 2026, 5:33 AM
$150.00In stockVisit store
Stems
PRO Tharsis XC Stem Black, 80mm, 17 deg
MPN PRSS0314C
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
Where to Buy
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Competitive CyclistNew · Checked Nov 4, 2026, 4:31 AM
$150.00In stockVisit storeAmazonExact Match Verified
Technical data
Specifications
- Clamp diameter
- 31.8 mm
- Stem length
- 80 mm
- Stem angle
- -17°
- Steerer clamp diameter
- 28.6 mm
Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Sep 9, 2026
- Compatibility review
- Reviewed Sep 9, 2026
Approved technical sources
- Reviewed cockpit fact at Browser-observed manufacturer-number matrix at thebikeshop.gr
- thebikeshop.gr/laimos-timonioy-tharsis-xc-di2-70mm-31-8mm-17deg-incl-battery-expanderManufacturerSource checked Sep 8, 2026Evidence reviewed Sep 8, 2026
- Reviewed cockpit fact at backcountry catalog row 177472
- backcountry.tnu8.net/c/7664279/1942899/5311ManufacturerSource checked Sep 5, 2026Evidence reviewed Sep 8, 2026