[Compatibility] Compatible with GY6 50cc 70cc 90cc 110cc 125cc 150cc scooters./Compatible with GY6 GMB139 Engine 50cc 70cc 90cc 110cc 125cc 150cc scooters. [Robust Material] Made of durable metal for long-lasting use. [Comprehensive Set] Includes 2 x exhaust studs, 2 x nuts, 1 x exhaust gasket, 2 x spring gasket, 2 x gasket, 1 x premium metal gasket. [Easy Installation] Simplifies assembly, convenient for on-the-go repairs. [Specifications] Screws: 31.5x6mm, inner diameter of exhaust gasket: 23.2mm, outer diameter: 30mm, metal washer inner diameter 27mm thick 4.3mm. Material Metal Screw Size 31.5x6mm Inner Diameter of Exhaust Gasket 23.2mm Outer Diameter of Exhaust Gasket 30mm Metal washer Inner diameter 27mm thick 4.3mm Type Exhaust .
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