Ideal accessory for RC model motors like airplane boat models.
Product Details:
Color: Gold Tone
Material: Copper
Screw Size: M3
Net Weight: 0.6 oz (17 g).
Connection diameter: 2.3mm ~ 4mm
Total Size: 20 x 9mm (L*D)
Package Content:
2 x Shaft Couplers
8 x Screws