PRO Tharsis Trail Stem & Battery Expander

Product Reference: VARPRSS0385C
  • Now From £94.49
  • Pro Tharsis Trail stem integrates the next evolution of headset design with a super stiff and reliable trail and enduro specification
  • Unique pinch bolt design with headset preload ring enable the headset to be adjusted without the need for a top cap or star nut leaving the fork steerer tube free to take an internal Di2 battery or simply as a method to save weight over a traditional system
  • The stem has been designed to take an SM-JC41 Di2 junction box internally and is machined to allow cables to enter the front of the stem under the handlebar clamp
  • 31.8mm clamp diameter
  • Extra wide bar clamp for additional stiffness
  • Zero degree rise to suit 1-1/8" steerer tubes
  • Weight: 95g (35mm)
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  • The new Tharsis Trail stem integrates the next evolution of headset design with a super stiff and reliable trail and enduro specification
  • Unique pinch bolt design with headset preload ring enable the headset to be adjusted without the need for a top cap or star nut leaving the fork steerer tube free to take an internal Di2 battery or simply as a method to save weight over a traditional system
  • The stem has been designed to take an SM-JC41 Di2 junction box internally and is machined to allow cables to enter the front of the stem under the handlebar clamp
  • 31.8mm clamp diameter
  • Extra wide bar clamp for additional stiffness
  • Zero degree rise to suit 1-1/8" steerer tubes
  • Weight: 95g (35mm)
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UK Delivery

All orders over £30 are eligible for free delivery

Standard 2-3 Days
Free delivery for orders over £30 otherwise £2.99

Priority 1-2 Days
Priority orders are given priority and go on a faster delivery service for when you need something quickly. 
£3.99

Next Day Courier Delivery
We aren't currently offering this as our carriers cannot guarantee next-day at present.

 

European Delivery

As of 23rd December 2020 we have suspended European delivery due to Brexit and Coronavirus chaos. We will monitor the situation and resume international delivery as soon as possible.

 

We deliver to most countries in Europe. Small items are sent by Royal Mail or DPD. 

EU: Free delivery on all orders over £150 or £7.99 on orders under £150

Outside EU: Free delivery on all orders over £150 or £9.99 on orders under £150

 

European Bike Delivery

Bikes are delivered by DPD or TNT.

EU: £90

Outside EU: £139

 

Returns

You can return any item within 30 days in original condition for a full refund or exchange. A returns label (unpaid) is included with all UK orders.

You can pay for your order with one of the following payment methods. 

  • Credit or debit card
  • AMEX
  • PayPal
  • Amazon Pay
  • DEKO 0% Finance
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