RCAWD 40CrMo Driveshafts for ARRMA Mojave Grom 5.5 mm Wheel Hex Set & M4 Wheel Nuts Serrated Flange, 60% Upgrades #ARA311229#ARA311226#AR708003#ARAC9750

["for arrma mojave grom 1/16 upgrade. Hopups parts for #ARA311229 #ARA311226 #AR708003 ARAC9750","[40Cr-60% Stronger than Stock]: Upgraded 40CR has high hardenability which strength, hardness, wear resistance, impact toughness and other mechanical properties are significantly higher than 45 steel","CVD Drive Shaft: Precision manufactured dogbone pin for smooth operation in all conditions. Precision engineered CVD coupling for ultra-smooth power transfer and low-maintenance","Package: The all-inclusive kit contains 4 pcs front and rear cvd driveshafts; 4 pcs H12*5.5 mm wheel hex; 4 pcs serrated flange wheel nuts 4 mm ; 4 pcs 2*10 pins","Increased durability: Upgraded 45 # steel material drive shaft are 60% more durable than the original"]