R45 Rosta Tensioning Roller for Belt Tensioners

R45 Rosta Tensioning Roller for Belt Tensioners
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Brand:  ROSTA
Roller Diameter:  90mm
Max Belt Width:  130mm


In stock  

Our Price:  £194.84(Exc. 20% VAT)(£233.81 Inc. VAT)


R45 Rosta Tensioning Roller for Belt Tensioners

Can be used with ROSTA tensioning arm SE45 (sold separately or as complete assemblies).

ROSTA Tensioner Devices - Maintenance-free tensioner systems for belt and chain drives. Easy to install, available in a range of standard sizes to suit various chain and belt sizes, wide range of accessories available.

Benefits from using ROSTA Tensioner Devices:

  • Adjustable Tensioning Force using torsion angle scale
  • Transmits a constant torque
  • Prevents the polygon effect in chain drives
  • Increases the chain contact arc
  • Cause the slack side of the chain drive to run tautly which reduces noise


R45 dimension chart - all dimensions in mm unless indicated.

Max Speed Max Belt Width A B C D E F Tensioning Arm
4500 130 90 135 10 27 12 M20 SE45

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