4Pcs Vgoohobby Brass 12mm Hex Hubs Adapter Extension Combiner Counterweight Compatible with Traxxas TRX-4 RC4WD D90 Redcat Gen7 RC 1/10 Crawler Car (9mm Thickness)

Compatible with Traxxas TRX-4 RC4WD D90 Redcat Gen7 RC 1/10 Crawler Car Material: Brass.Sturdy and durable,not easily damaged. Improve performance and make your car more attractive. Add weight to the axle which lower the vehicle gravity, increase its stability,makes its not to role over. CNC precise machined,great strength and stable performance. Easy to install and upgrade. Material: Brass Color: Gold Hex Size:12mm; Hole Diameter:6mm; Thickness : 8mm / 9mm /10mm (Optional) Weight: approx. 27g(8mm)/31g(9mm)/10mm(10mm) Package List: 4 x RC Wheel Extension Adapters