Wolftooth Aluminum Singlespeed Cog: 20T
Light, strong with extra tall teeth, the Wolf Tooth Aluminum Single Speed Cog is a lightweight option for single speed cogs that's offered in a variety of sizes. Wide 4.5mm base won't dig into your freehub. Made of 7075 Aluminum Alloy for durability and lightness. Made in the USA. Material: Aluminum. Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed. Defined Color: Black. Drivetrain Speeds: Single Speed 3/32". Tooth Count: 20.