Profile 30t Imperial BMX Sprocket / Chainwheel - Green - USA Made 8" The spider must have a

The spider must have a flat top shape on the end of it that is 1

and six different output modes

Color: All Black tire

Size: 20 x 1-1/8" - 20 x 1-3/8" (451mm rims)

Engineered frame design increases field of view providing massive peripheral vision

Profile 30t Imperial BMX Sprocket / Chainwheel - Green - USA Made 8" The spider must have aThe Profile Imperial Sprocket has a 22mm bore, and a 19mm adapter is included. Color: Green Size: 30t This is a stock photo. You will receive the size listed above. Manufacturer's Note: This Profile Racing component was colored by anodizing. Anodizing is how we dye the metal. We make every effort to color match all anodized items, color shades and small color differences do occur. This is not a flaw or imperfection, but it is inherent to the anodizing