Tekno RC Hardened Steel Turnbuckle Wrench (4mm & 5mm) XRT Castle recommends using 30C continuous

Castle recommends using 30C continuous discharge or higher LiPo batteries (or high quality 25C batteries such as Traxxas Power Cell)

Built-in DC power source for different devices

These components allow you to replace parts as a complete unit

without breaking the bank

Tekno RC Hardened Steel Turnbuckle Wrench (4mm & 5mm) XRT Castle recommends using 30C continuousThis is a Tekno RC Hardened Steel Turnbuckle Wrench, with 4mm and 5mm ends. The current crop of aluminum turnbuckle wrenches wear out easily and are bulky to compensate for their weakness. This makes it hard to fit into tight places. There are more durable steel wrenches out there too, but they are expensive and can be uncomfortable to use. So the guys at Tekno made a hardened steel turnbuckle wrench that is durable, fits into the tightest places, and