Hollow One-Piece Front Axle Shaft Offset 4 Duralumin for RDX YD-2 GRK You will receive only two of the duralumin hollow one-piece front axle shafts with an offset of 4 as shown in the photo. Weighing in at only 1.6g, these shafts dramatically improve acceleration and deceleration. The offset 4mm hub-integrated design allows for highly precise tire and wheel rolling, and allows you to adjust the scrub radius to your liking. 1.6g/pcs, offset 4mm standard. Please prepare shim spacers separately. Made by Metal Garage