 
                 
		    
			Rollers rely on friction to provide transmission torque, and the end of the roller is equipped with a damping adjustment mechanism, which enables it to have adjustable accumulation and release capabilities;
All-steel structure, special friction device, large load capacity; simple structure, easy installation.
| Conveying load | Conveying loads of a single material | 
| Maximum speed | 0.5m/s | 
| Temperature range | -20℃~80C | 
| Bearing housing | Plastic carbon steel components | 
| Sealing end cap | Plastic components | 
| Ball | Carbon steel | 
| Roller surface | Steel | 
 
		    
			| Sprocket parameters | ||||||
| Tube diameterΦ | Shaft diameter | Overall length | Sprocket teeth | a1 | d2 | d1 | 
| Φ50 | Φ12 | BF/L=W+71 | 08B11T | 18 | 18.5 | Φ45.08 | 
| Φ60 | Φ12/15 | BF/L=W+71 | 08B14T | 18 | 18.5 | Φ57.07 | 
| Φ76 | Φ20 | BF/L=W+78 | 10A13T | 20 | 18.5 | Φ66.33 | 
| 1221 Selection parameter table | |||||||||
| Tube Dia | Tube thickness | Shaft Dia | Maximum load | Bracket width | Locating step | Shaft Length L | Material | Selection of the sample | |
| D | t | d | 
 | BF | (Milling flat)E | (Female thread) | Steel zincplated | Stainless steel | OD60mm Shaft dia15mm | 
| 
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 | 
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 | Tube Length 1000mm | 
| Φ50 | 1.5 | Φ12 | 80KG | W+71 | 08B11T | W+71 | ✓ | ✓ | 
 | 
| Φ60 | 2.0 | Φ12/15 | 80KG | W+71 | 08B14T | W+71 | ✓ | ✓ | Steel zincplated, Female thread | 
| Φ76 | 3.0 | Φ12/15 | 80KG | W+78 | 10A13T | W+78 | ✓ | ✓ | 1221.60.15.1000.A0.10 | 
 
		    
			| Sprocket parameters | |||||||
| Tube diameterΦ | Shaft diameter | Overall length | a1 | d2 | d3 | d1 | |
| Φ50 | Φ12 | BF/L=W+93 | 08B11T | 18 | 22 | 18.5 | Φ45.08 | 
| Φ60 | Φ12/15 | BF/L=W+93 | 08B14T | 18 | 22 | 18.5 | Φ57.07 | 
| Φ76 | Φ20 | BF/L=W+103 | 10A13T | 20 | 25 | 18.5 | Φ66.33 | 
| 1222 Selection parameter table | |||||||||
| Tube Dia | Tube thickness | Shaft Dia | Maximum load | Bracket width | Locating step | Shaft Length L | Material | Selection of the sample | |
| D | t | d | 
 | BF | (Milling flat)E | (Female thread) | Steel zincplated | Stainless steel | OD60mm Shaft dia15mm | 
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | Tube Length 1000mm | 
| Φ50 | 1.5 | Φ12 | 80KG | W+93 | 08B11T | W+93 | ✓ | ✓ | 
 | 
| Φ60 | 2.0 | Φ12/15 | 80KG | W+93 | 08B14T | W+93 | ✓ | ✓ | Steel zincplated, Female thread | 
| Φ76 | 3.0 | Φ12/15 | 80KG | W+103 | 10A13T | W+103 | ✓ | ✓ | 1222.60.15.1000.A0.10 |