O ring that sits between the cam chain tensioner and the pivot on a 125-150cc GY6 engine
- Applies to the following models:
- Baccio
- VX150 150
- Baron
- 150-R Retro
- 150-S Sport
- 150-VLA Classic
- BMS
- Heritage 150
- Romans 150
- Fly Scooters
- Il Belo 150
- Rio 150
- Jonway
- SC-06 150
- YY50QT-21A 125
- Longbo
- LB150T-12 150
- MotoFino
- 15QT-2 150
- 50QT-2 150
- Peace
- TPGS-804 150
- TPGS-822 150
- Roketa
- MC04/20/23/75 150
- MC17 Sicily 150
- Schwinn
- Graduate 150
- Hope 150
- Newport 150
- Valo 150
- Tank
- Classic 150
- Racer 150
- Touring 150/250
- TN'G
- Low Boy 150
- Milano 150
- Vento
- Phantom GT5 150
- Verucci
- Galaxia 150