Tire CST 100-406 20 x 4.00 for FAT BIKE BIG BOAT CTC-06 bicycles

Elasticity: This scooter tire can be stretched, but it will always return to its original shape. Its buffer memory allows it to recover its shape based on pressure and temperature changes. Thicker rubber tires with more durable, anti-scratch and anti-scratch version. High resistance: this inner tire has been developed to respond to the irregularities of the road. Its manufacturing process has been designed to protect against UV rays. Developed to respond to rough road conditions, it has a good anti-slip function with a damping effect. Easy Installation: No patch needed, the Xiaomi M365 complete tire was specifically designed for the Xiaomi M365 scooter. Great Performance: Anti-slip tire with thicker design ensures flexibility and buffer capacity, which can withstand any pressure change. Long Life Span: have good seismic and non-slip performance, flexible and durable.

For square bottom bracket.