The GT Overdrive Sprocket has a throwback look of what may have been the coolest BMX sprocket of the 1990’s but now it’s built for today’s abuse and in up to date sizes.

• 1/8 Teeth

• 4 teeth options available.

• 25t and 28t work great with 9t drivers

• 33T and 36T are for the Big BMX bikes

• available in black or silver