Pružina startovacího segmentu pro 4T motory GY6 - 139QMB/A - 50ccm
čínské 4T
např. ro typ vozidla dle TP: BT49QT-9, HN50QT-7, HN50QT-7B, BT49QT-6,BT49QT-7D, BT49QT-12, Motozeta, BT49QT-2,
ZIPP : Vapor, Otis 4T, Basic, Vega 50, Astec, Smart, Triad, Triad II, Rally 50, Swing II, Soft
Jiné typy : Coliber, Cobus 50, Condor, Colubia, Ibis 50, Aeon, Black Horse, Commander, El Passo, Forever, Koyoto, Ibs, Hooligan, Zibo, Wilga, Wilga II, WilgaIII, Sowa, Żbik Orlik 50, Flaming 50, Sprint II, Rocky, Spider, Tanco, Quick, Mac, 727, 767,737, 747,777, RLX,