Please note excluding bolts, size of Bolts to mag wheel:M5x23mm, if your sprocket is thicker than standard sprocket, we suggest bolts M5x25mm. Designed mainly for motorized bicycles;do not need adapter, sprocket only needed; put grease/lubricating oil on thread of wheel to prevent damage of thread from Riding inner diameter of rim:17.5mm/0.689inch
Thread size: 1.375 inch X24T; the hole spacing for front and rear wheel both 44mm
Axles included;easy install sprocket on mag wheel, For non-motorized bicycles, the max loading is 385 lb/175kg.
Aluminum Wheels Thread size: 1.375 inch X24T
Size for Wheel Axle: LxT(front axle): 160mm x 10mm; LxT(rear axle): 180mm x 10mm; light and very durable. 29"/700c Size Wheel;For non-motorized bicycles, the max loading is 385 lb/175kg. For motorized bicycles, the max safty loading is 330 lb/150kg.
Aluminum Wheels including 29inch wheel, 36T sprocket and 22T Flywheel;