CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm

CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm

$8.00 USD
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CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm
  • CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm
CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm

CST Acimut Tube - 29 x 1.90/2.35 - PV 48mm

$8.00 USD
Shipping calculated at checkout.

The CST Acimut 29 x 1.90-2.35 Presta Valve 48mm Tube is a reliable, great-value replacement inner tube for 29 inch mountain bikes, hybrids and recreational bikes, offering dependable puncture repair performance for Brisbane trails, Queensland bikeways and Australian mixed-surface riding.

Key Features

  • Fits popular 29 inch MTB tyres from 1.90 inch to 2.35 inch wide
  • 48mm Presta valve suits many MTB, hybrid and performance rims
  • Durable butyl rubber construction for everyday reliability
  • Practical spare tube for trail rides, commuting and recreational cycling

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Key Features & Technical Specifications

Technical Specifications

  • Product Name: CST Acimut Tube 29 x 1.90-2.35 Presta Valve 48mm
  • Product Type: Bicycle inner tube
  • Wheel Size: 29 inch
  • Compatible Tyre Size Range: 29 x 1.90 to 29 x 2.35
  • Approximate ETRTO Compatibility: Commonly suits 48-60mm wide tyres on 622mm bead seat diameter rims
  • Valve Type: Presta / PV / French valve
  • Valve Length: 48mm
  • Valve Style: Straight valve
  • Material: Butyl rubber
  • Colour: Black
  • Recommended Use: MTB, trail riding, hybrid riding, commuting, fitness riding, recreational cycling, e-bike use where compatible and general puncture repair
  • Best Bike Type: 29 inch mountain bikes, hardtails, recreational MTBs, hybrid bikes, 29er commuter bikes and selected 700C/29 inch e-bikes using compatible tyres
  • Main Upgrade Purpose: Tube replacement, puncture repair, spare tube kit, MTB service, commuter bike repair and everyday bike maintenance

Compatibility Notes

  • Designed for 29 inch wheels only.
  • Best suited to tyres marked 29 x 1.90, 29 x 2.00, 29 x 2.10, 29 x 2.20, 29 x 2.25 or 29 x 2.35.
  • The rim must be drilled for a Presta / PV valve.
  • Not suitable for Schrader-only rims unless the rim has been safely adapted.
  • Always check tyre sidewall size, rim tape condition and valve compatibility before fitting.
Notable Tech, Materials & Construction
Size, Fit, Geometry & Measurements

Tube Fitment

  • Wheel Diameter: 29 inch
  • Rim Bead Seat Diameter: 622mm
  • Tyre Width Compatibility: 1.90 inch to 2.35 inch
  • Valve Type: Presta / PV
  • Valve Length: 48mm
  • Valve Position: Straight
  • Material: Butyl rubber

Fit Checklist Before Purchase

Before ordering, confirm:

  • Your tyre sidewall says 29 inch or 622.
  • Your tyre width is between 1.90 and 2.35 inches.
  • Your rim uses a Presta / PV valve hole.
  • Your rim depth suits a 48mm valve.
  • Your tyre is not cracked, cut or heavily worn.
  • Your rim tape is secure and covering all spoke holes.
  • No glass, wire, thorns or sharp debris remain inside the tyre.

Installation Notes

  • Slightly inflate the tube before fitting so it takes shape.
  • Check inside the tyre for sharp debris before installation.
  • Fit the tube evenly inside the tyre.
  • Avoid trapping the tube under the tyre bead.
  • Inflate gradually and inspect both sides of the tyre bead.
  • Recheck tyre pressure before riding.
  • Replace damaged rim tape or worn tyres if punctures keep recurring.
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