ST Racing Concepts STH103165 Carbon Steel "Big Bone" Universal

ST Racing Concepts STH103165 Carbon Steel "Big Bone" Universal Driveshaft Set for The HPI Blitz (1 Pair)
- We used the same carbon steel material for axles; which features two sets of universal pin holes so you get twice the life
- Joints and joint pins are carbon steel material and the pins features a "step" for the setscrew to securely hold the universal driveshafts together
- A different material was selected just for the shaft pin for durability and ease of wear on the different outdrives
This is an optional ST Racing Concepts Heat Treated Carbon Steel "Big Bone" Universal Driveshaft Set, and is intended for use with the HPI Blitz short course trucks. Universal driveshafts are often the first upgrade for many racers, but for years universal driveshaft design and material have remained the same, despite the drastic change in power from brushed motors and nickel cell batteries to the more powerful LiPo/Brushless combination. ST Racing Concepts has studied all the components used in traditional universal shaft's, with a focus on improving the material and design. The material is critical and equally important is the heat treatment process. After months and months of prototype testing different materials and increments of heat treating, ST Racing believes they have developed a better finished product. First the universal driveshaft bones have increased in diameter for more durability. They also used the same carbon steel material for the axles, which featur...

ST Racing Concepts STH103165 Carbon Steel "Big Bone" Universal Driveshaft Set for The HPI Blitz (1 Pair)