腳輪尺寸
底板尺寸
底板孔距
安裝尼帽尺寸
2″
57x72 mm (2-1/4″x2-13/16″)
40x55mm (1-9/16″x2-13/16″)
8mm (5/16″)
3″
84x84 mm (3-1/3″x3-1/3″)
64x64mm (2-1/2″x2-1/2″)
50mmx21mm (2″x7/8″)
銑輪
中管
71mm (2-13/16″)
75mmx21mm (3″x7/8″)
滾珠
96mm (3-3/4″)