Notes from our tech department:
This is a pair of Duratrax Approach 1.9" Scale/Crawler Tires in C3 Compound.
mounted to 1.9" Black/Chrome Wheels.

FEATURES

Moderately aggressive tread
"Approach CR" and "Duratrax C3" white lettering on sidewall
Duratrax C3 compound compares to the Pro-Line M4 super soft, and
the AKA Super Soft compound
Wheels constructed of molded plastic, black in color with chrome
finish spokes

INCLUDES

Two Approach 1.9" Tires in C3 Compound with Foam Inserts mounted to
1.9" Crawler Wheels, DTXC3856

SPECIFICATIONS

Outer Diameter: 4.6" (117mm)
Width: 1.6" (42mm)
Hex Size: 12mm