ITEM NAME:2Pcs Steel CVD Universal Joint Drive Shaft for 1/10 RC Rock Crawler Car Axi I7W1 2Pcs Steel CVD Universal Joint Drive Shaft for 1/10 RC Rock Crawler Car Axi I7W1 100% Brand new Made of high quality metal Easy to install and durable in use Quantity: 2Pcs Outer diameter: 11.4mm Innter diameter: 5mm Suit for 1/10 RC Rock Crawler Car Colour:Black Material:metal Size:Telescopic length 9.0-11.5cm Package Contents: 2*Drive Shaft