plus an all-new one-piece rear hub carrier (#104781) that features adjustable rear toe inserts for extra race tuning

This is a full replacement set of bearings for (1) Axle Set If you are doing both the front and rear you need to order (2) SETS

Kronos XTR

RS4 Sport 3

K & S Metals - Aluminum Streamline: 1/2" OD x .016" Wall x 35" Electric Motors Brushless ESC Sensorless plus an all-new one-piece rearAluminum streamline is a versatile material used in many industries. Commonly found in model airplanes, scale builds or other decorative applications, this lightweight tubing has no shortage of uses. Specifications: Material Type: Aluminum Product Shape: Streamline Tube Wall Thickness: . 016" Length: 35" Alloy: 3003 Pieces Per Pack: 4