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Aviation-grade 7075-T6 aluminium alloy for lightweight competition sprockets
Pitch : 428 Inner Diameter : 76 mm PCD : 100 mm Bolt hole diameter : 10
7 mm Construction : Standard Manufacturer : JT Number of teeth : 15
Twin Air 151117
Polaris 2540122
JT rear sprocket JTA822.49BLK Aviation-grade 7075-T6 aluminium alloy forJT rear sprocket JTA822. 49BLK JT Sprockets is the world's leading manufacturer of aftermarket sprockets, constantly raising the industry's standards for quality and service. We are committed to supplying the most durable, best quality sprocket available in the marketplace worldwide. This is why we produce and sell more sprockets than all the other aftermarket brands combined. JT sprockets are made using only the best available materials. Aviation