[brand]?Taiwan imported?N+1

[color]?Black?Silver

[weight]?40g

[type]?B432BP

[Specification]?for 22.2mm-31.8mm?diameter?(all?bikes?are?Seckill)

Characteristic.

The 1?tone ringing?loud，?tail?length

2?rubber band?fast disassembly?design，?without screws，?large diameter