4pcs Brass Extended Shaft Hex Coupling Coupler Motor Connector (6mm)

Features:
100% brand new and high quality.
These couplers can connect motor shaft and hex wheel.
Made of premium brass material, it is durable and has long service life.
Widely used for connecting toy cars, robots, etc.
Specification:
Material: Brass
Inner Hole Diameter: 2mm, 3.17mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm (Optional)
Screw Hole Size: M4
Quantity: 4pcs
Weight: 47g~60g / 1.7oz~2.1oz (approx.)
Package list:
4 * Couplers

Features

1、100% brand new and high quality.
2、These couplers can connect motor shaft and hex wheel.
3、Made of premium brass material, it is durable and has long service life.
4、There are 4 pieces of couplers in one set that you can use for your DIY project.
5、Widely used for connecting toy cars, robots, etc.