Feature

●Material: Made of premium iron material with electroplating, these couplers are sturdy and durable.
●Easy to Use: The coupler allows to mount other accessories on the shaft easily.
●Inner and Outer Diameter: Electroplated iron, good stable.Inner diameter: 12mm / 0.47in; Outer diameter: 18mm / 0.71in; 4 holes: 4mm / 0.16in; Weight: 55g / 1.9oz (approx.)
●Flange Coupler: A flange coupler is a kinds of special coupler that can fix a shaft on a flat nice look.
●Application: This type of coupling is mostly used to couple electric motors.

Description

Specification:
Material: Electroplated iron
Inner diameter: 12mm / 0.47in
Outer diameter: 18mm / 0.71in
4 holes: 4mm / 0.16in
Weight: 55g / 1.9oz (approx.)
Package list:
2 * Couplers
1 * Wrench
4 * Screws