| Tatak | Uri | Pitch | Inner chain plate | Panlabas na chain plate | diameter ng baras | Roller |
| P | h2 | h1 | d2 | |||
| Heneral | R133A | 133.33mm | 5*40mm | 5*40mm | 14.63mm | 70*25-6204 |
| R133B | 76*22-6204 | |||||
| R133C | 70*22-6204 |
Escalator step chain
Available ang 40Cr steel at TPU material sprocket sa maraming detalye at naaangkop sa maraming brand ng escalator