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The RunRight® tensioning roller is primarily used as a back-side belt tensioner. The rollers are available in either plastic or aluminum. The bearings are self-lubricating for longer life. The rollers can be used for applications operating within a -31° to 212°F (-35° to 100°C) temperature range.

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Part Number

Description 

Idler Bolt Size

Max RPM

Use with Tensioner Size

Roller Idler Number

CAD

N/A RPR-11-IDLER ROLLER N/A M8 N/A 8000 rpm N/A RT11-M N/A RPR11 N/A CAD
N/A RPR-15/18-IDLER ROLLER N/A M10 N/A 8000 rpm N/A RT15/18-M N/A RPR15/18 N/A CAD
N/A RPR-27-IDLER ROLLER N/A M12 N/A 6000 rpm N/A RT27-M N/A RPR27 N/A CAD
N/A RPR-38-IDLER ROLLER N/A M16 N/A 5000 rpm N/A RT38-M N/A RPR38 N/A CAD
N/A RPR-45-IDLER ROLLER N/A M20 N/A 4500 rpm N/A RT45-M N/A RPR45 N/A CAD
N/A RAR-11-IDLER ROLLER-ALUM N/A M8 N/A 15000 rpm N/A RT11-M N/A RAR11 N/A CAD
N/A RAR-15/18-IDLER ROLLER-ALUM N/A M10 N/A 15000 rpm N/A RT15/18-M N/A RAR15/18 N/A CAD
N/A RAR-27-IDLER ROLLER-ALUM N/A M12 N/A 12000 rpm N/A RT27-M N/A RAR27 N/A CAD
N/A RAR-38-IDLER ROLLER-ALUM N/A M16 N/A 10000 rpm N/A RT38-M N/A RAR38 N/A CAD
N/A RAR-45-IDLER ROLLER-ALUM N/A M20 N/A 8000 rpm N/A RT45-M N/A RAR45 N/A CAD
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