پک 65 عددی پولی و چرخ دنده به همراه تسمه

65 pcs of gear can match each other, all combined into gears, these gears are suitable for shaft.
Containing worm, straight teeth, shaft gear, the tooth crown, the double reduction gear.
Do DIY science and small production, product design, mechanical model.
Color: White
Package include:
9 kind of Spindle gear
11 kind of Crown gear
12 kind of Single gear
19 kind of Double gear
7 kind of Belt pulley
2 kind of Worm gear
2 PCS Connect rack
1 PCS Tee Axle Sleeve
1 PCS Bevel gear
2 PCS BELT
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.