| Tube | - Material: steel / stainless steel
   - Outer diameter: from Ø30 mm to Ø88.9 mm
 Outer roller diameter can be increased by coating. 
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| Shaft | - Material: steel / stainless steel
   - Diameter under the bearing: from Ø8 to Ø17
   - Shaft end: cylindrical / thread / flattened on one or both sides to the width across flats (SW) / cross bore
 
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| Bearing | - Special ball bearing made from steel or stainless steel 
 or - Deep groove ball bearing 6202 or 6204 acc. to DIN 625
 
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| Conveying speed |  | 
| Operating temperature | - -20 °C to 50 °C
 - Heat-resistant versions as an option available
 
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| Options | - Galvanized
 - Rubberized
 - PU-coated
 - Spring shaft on one or both sides
 - Flanges / flanged wheels
 - Antistatic (ATEX)
 - Noise-reduced (Silent Roller)
 
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