Ursus MIURA T47 CAMPY - Tubular Road Wheelset - black carbon

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URSUS

Features

Please note: images differ to the model sold.

Use: road bike


 

SPECIFICATIONS:

  • Tubular wheelset
  • Premium model
  • Wheels used by professional cyclists
  • Full 3K carbon spoked rims
  • Aerodynamic high profile
  • Ideal for flat and time trial
  • Maximal stiffness for a more responsive bike
  • Single shell construction
  • HPS treatment to protect the wheel from heating when braking
  • Profile: 47 mm
  • Width: 22.3 mm
  • Valve diameter: 6 mm
  • 2 quick releases + 2 pairs of Swissstop pads for carbon rims
  • Made in Italy

TECHNOLOGY:

  • UDR
  • 3K
  • HTG
  • HPS
  • SLN
  • BBS

COMPATIBILITY:

  • Freewheel body: Campagnolo
  • Tube diam. 700 x 23 et 700 x 25
  • Only for cyclocross diam. 700 x 33
  • Special carbon pads

SPOKES:

  • Front: Sapim CS-Ray, radial; back: 16-8 radial / 3° crossing right side
  • Head type: straight pull and bent cassette side
  • Locking system with brass exterior thread
  • Spoke count front/back: 20 / 24 spokes

HUBS:

  • Carbon/aluminium alloy on ball bearings
  • Smooth SKF ball bearings
  • Front: Ursus RCS24F
  • Back: Ursus RCS24R
  • Quick release alloy by Ursus WB04 with CrMoLi axle

WEIGHT:

  • Front: 690 g
  • Back: 830 g
  • Total: 1,320 g

COMPOSITION:

  • Single shell carbon fibre
  • Aluminium

 

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TECHNOLOGY:

 

UDR (Unidirectional Carbon Reinforced): This carbon fibre is designed to work in the line of force of the main load. This allows to maintain a very high rigidity-to-weight ratio. Rims with this type of fibre are lighter and more resistant to loads and are reinforced with the addition of material in the nipples.

 

3K (Carbon Fibre Performance): 3K is a woven carbon fibre frame and each square is composed of 3000 filaments. The plot is less visible and has a stiffness / weight that is slightly lower than the UK. Rims with this type of fibre are more versatile and safe.

 

HTG (High-TG Resin System): The carbon used in these rims, and the particular resin it is soaked in, is very resistant to high temperatures generated by the brake pads on the rim. This helps slow down the carbon's deterioration over time and thus enables better performance of the final rim.

 

HPS (Heating Protection Shield): An important system of inorganic reinforced fibre. Heat created from the rim when braking is blocked by this shield, helping prevent the internal structure from affecting the integrity of the carbon.

 

SLN (Self Locking Nipples): Thanks to the patented self-locking nipples, the perforated nylon sphere is inserted into the edge of the spoke nipples. his totally eliminates the spokes problem when decreasing speed, allowing the wheel to stay centred and tensioned over time.

 

BBS (Ball Bearing System): A system where four hub bearings are inserted for optimum fluidity. In the area behind the rear wheel hub there are two bearings in a line that restrict the pin from bending. The reduced lack eliminates power dispersion exerted on the wheel.