[Function]Using this adapter can convert orginal pinion hole inner size is 5mm apertures to 3.175mm. Makes 5mm pinion gear work on a 3.175mm (1/8 inch) shaft motor
[Spec]Inner Diameter:3.17mm(1/8 inch)/Out Diameter:5mm/Length:12mm
[Compatible with]Convert 1/8 pinion Gears motor to 1/10 pinion Gears motor, for 1/10 RC Scale Car Boat Trx4 Redcat ARRMA AXIAL HSP
[Material]Made of Steel Metal,durable and lightweight.

Colour:silver
Material:steel

Package Contents:
10 x Shaft Adapter

Only the above package content, other products are not included.
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.

What's in the box
10 x Shaft Adapter