Specifications:
Product Name: front and rear metal axle
Suit for 1/18 RC Crawler TRX4M
Material:
Housing: Aluminum
Gears: Hardened steel
Driveshaft: Hardened steel
Bearing: Bearing steel
Steering link: Aluminum
Hex Diameter: 7mm
Hex Width: 4mm
Weight:
Front Axle: 49g
Rear Axle: 36.5g
Size:as shown