This product includes :
Stainless Steel Screw Shaft M4*2.5*11.8 -- 4pcs
5mm Spring Steel Shims - 4pcs
5mm Iron Washer - 4pcs
Stainless Steel Hex Socket Screw 11mm - 2pcs
Stainless Steel Hex Socket Screw 10mm -2pcs
Product major function & usage:
Connect with front CVD and rear drive shaft with wheels
Reduce the gap and closer to the wheel, extend the wheel-base by widening
the width of the hex.
Easy to plug and play with assorted colors to choose from, increase the stability
of the vehicle
Original Hex Adapter : 5mm
For front : 9mm Hex Adapter
For rear : 12mm Hex Adapter
The vehicle is more stable with wheel-base wider on the rear than front.