?Fits For?: for 1/10 LCG DIY RC Crawler SCX10 I SCX10 II SCX10 III TRX4 Capra. | ?High-quality Material?: Made from harden steel #45 for greater strength and stable driving performance.Tough steel for long-lasting durability and low wear. | ?Free to Cut Length?: The drive shaft is with scale,players can cut the transmission shaft into suitable lengths according to your own needs, making the length of the transmission shaft more compact to achieve the best climbing effect. | ?Easy to Assemble?: The upgrades part set is easy to replace original parts, highly increase the strength and precision. | ?Easy to Install?:great for replace the old or broken part.Increase overall performance and durability of your RC car.