The WINertia™ ST, or smooth tubing, aluminum dead shaft idler rollers give you up to 30% less rotational inertia than standard aluminum idlers. This versatile idler is known for its durability, high performance, and easy installation. This highly engineered idler features our exclusive WINlock Bearing Protection, Dynamic Center-WIN balancing, and ultra-free spin WINertia™ Bearings.
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| Finished Roll Diameter | 1.960/1.880" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | .75" |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | No Balance |
| Shaft Diameter Tolerance | .0005 / -.0015 (Ex: 1.0" = .9995/ .9985) |
| End Cap | No end cap |
| Approximate weight | .100 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 2.500/2.400" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | No end cap |
| Approximate weight | .166 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 3.070/3.020" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16ra, 32 ra, 64, ra, and 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .187 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 3.04/3.020" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | .75" |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .149 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 3.175/3.075" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .266 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 4.070/3.950" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .345 Pounds Per Inch (Without shaft and bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 4.150/4.075" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | No end cap |
| Approximate weight | .410 Pounds Per Inch (Without shaft and bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 4.500/4.400" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2.0", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | No end cap |
| Approximate weight | .529 Pounds Per Inch (Without shaft and bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 5.080/4.940" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .533 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 5.050/4.900" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | No end cap |
| Approximate weight | .585 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 6.100/5.950" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.0", 1.25", 25mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.0" = .9995/.9985) |
| End Cap | Standard |
| Approximate weight | .7155 Pounds Per Inch (Without shaft and bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 6.050/5.900" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | Standard |
| Approximate weight | .717 Pounds Per Inch (without shaft or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 7.525/7.350" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | Standard |
| Approximate weight | 1.079 Pounds Per Inch (Without shaft and bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 8.000/7.750" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | Standard |
| Approximate weight | 1.26 Pounds Per Inch (Without shafts or bearings) |
| Available Coatings | WINtrac Coatings |
| Finished Roll Diameter | 9.970/9.770" |
| Total Indicator Run Out (TIR) | .0005 Per Foot (.002 Min) |
| Surface Finish | 16 ra, 32 ra, 64ra, or 125 ra |
| Bore Available | Ring Clip Bore (Bearing protrusion available) |
| Bearing Sizes Available | 1.5", 2.0", 40mm |
| Bearing Type | Self-Adjusting, ER, Free Spin |
| Balanced to Spec G6.3 | 2000 FPM (or as specified) |
| Shaft Diameter Tolerance | -.0005 / -.0015 (Ex: 1.5" = 1.4995/1.4985) |
| End Cap | Standard |
| Approximate weight | 1.484 Pounds Per Inch (Headers weigh 3.4 pounds each) |
| Available Coatings | WINtrac Coatings |