10Pcs M4 Round Head Main Jet Kits 70-92 For GY6 PZ19 139QMB Scooter 50cc Carb UK

Size: 70, 72, 75, 78, 80, 82, 85, 88, 90, 92. 10 Main Jet. Thread: 4x0.7mm(Approx.). Total Length: 7mm(Approx.). Quantity: 10 (one for each size).

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