Description:

Type:  Ball Bearing
Material: metal
Groove: V-Groove, U-Groove
Size: V: 3mm, 4mm; U: 4mm, 5mm, 6mm
Size fit:
-- M5 * 18mm screw is used with U-shaped 5mm hole bearing, which needs to be fastened with M2.5 Allen wrench
-- M6 * 18.5mm screw is used with U-shaped 6mm hole bearing and needs to be fastened with M3 Allen wrench
-- M8 * 28mm screw is used with U-shaped 8mm hole bearing, which needs to be fastened with M4 Allen wrench
Color: as shown in the picture
Features: U-shaped bearing pulley, with bearing in the inner hole, a groove on the circumference, and a bearing at the center hole, suitable for making static pulley, moving pulley, crane model, and conducive to efficient rotation.
Application: suitable for making static pulley, moving pulley and crane models.
 
Note: 1.The product dimensions are all measured by hand, and there are tolerances in the dimensions. 2. Due to different photographic products, the actual color may have color difference, which is subject to the actual object.

Package Inckuded:

According to your choice