4pcs 12mm Hex Wheel Hub Drive Adaptor 12mm Extension Combiner Coupler for 1/10 RC Car Crawler SCX10 D90,Black

Axle Hole diameter: 5.5mm
Hex Size: 12mm
Inner Diameter of the Nail:
Compatible with: for RC 1/10 Crawler Car Axial SCX10 90046 90047 D90
Extension: 12mm
Color: Black
Material:Metal

Package Contents:
1x for RC Car Upgrade Parts kit

Only the above package content, other products are not included.
Note: Light reflection 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.