These machined nuts have no nylon insert, but with a large serrated flange, they are extremely secure.

Set of 4 pcs.
CNC Machined Aluminum Alloy, light and tough!

Large Diameter support flange.

Sharp serrated face grips into plastic wheels.

Comes with Schelle mini snap case for storage.

T-Handle Wrench recommended, these babies take some torque to get off!

Fits all 10th Off-Road and Touring cars with M4 axles (almost everything on the market) by Associated, TLR, Kyosho, Yokomo, XRAY, Traxxas, Durango