The product images shown are Illustrative only and may not be an exact representation of the product.

Poly Chain® GT™ Carbon™ Idler Sprocket

Idlers are used to take-up extra belt length and provide adjustment for tensioning belt drives. Idler pulleys and sprockets can alter belt paths and clear obstructions.

  • Idler assembly may consist of: idler sprocket and bracket, flat idler and bracket, standard sheave or sprocket used with an idler bearing and idler bracket.
  • Idler sprockets, flat idlers and idler bushings contain sealed ball bearings and an integral shaft for mounting to adjustable idler brackets.
  • Lubrication and maintenance are not required.

All Parts

1-9 of 9 Items
Part # Product # Description Pitch Number of Grooves Width Pitch Diameter Rebore Bore Bushing Bore Range Min Bore Range Max Material Profile
12-IDL-SPRK / 12IDLRSPRK 77201500 12-IDL-SPRK 8 mm 32 12 mm 3.208 in false GT
125-IDL-SPRK / 125IDLSPRK 77201630 125-IDL-SPRK 14 mm 34 125 mm 5.965 in false GT
20-IDL-SPRK / 20IDLSPRK 77201600 20-IDL-SPRK 14 mm 30 20 mm 5.263 in false GT
21-IDL-SPRK / 21IDLSPRK 77201510 21-IDL-SPRK 8 mm 32 21 mm 3.208 in false GT
36-IDL-SPRK / 36IDLSPRK 77201520 36-IDL-SPRK 8 mm 36 36 mm 3.609 in false GT
37-IDL-SPRK / 14M30S37IDLSPRK 77201610 37-IDL-SPRK 14 mm 30 37 mm 5.236 in false GT
62-IDL-SPRK / 62IDLSPRK 77201530 62-IDL-SPRK 8 mm 36 62 mm 3.609 in false GT
68-IDL-SPRK / 68IDLSPRK 77201620 68-IDL-SPRK 14 mm 34 68 mm 5.965 in false GT
90-IDL-SPRK / 14M34S90IDLSPRK 77201640 90-IDL-SPRK 14 mm 34 90 mm 5.965 in false GT
1-9 of 9 Items