【Fits For】: RC 1.2" Beadlock Wheels and Tires for 1/18 TRX4M,1/24 SCX24 RC Crawler Car. 【High quality material】: Constructed with multi-layered ultra-lightweight carbon fiber and anodized aluminum, these Beadlock Rims are built to last and provide outstanding strength and durability even on bumpy roads. 【Long-lasting Performance】: Novel appearance and exquisite workmanship,Beadlock design, better to tighten the connection between rim and wheel. 【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.