减速器，连接器

76-76mm，76-70mm，76-65mm，76-60mm，76-55mm，89-76mm

可选颜色：黑色，蓝色，红色等

材质：塑料

Reducer, connector

76-76mm, 76-70mm, 76-65mm, 76-60mm, 76-55mm, 89-76mm

Color available: black, blue, red and more

Material: plastic