The Moser Full-Float Drag Race Performance Axle is a Double Spline (40 Spline on each end), manufactured with premium quality quality Alloy steel, forged from Moser Engineering designed tooling, induction heat-treated to optimize torsional strength, and is 100% magnfluxed. The axles feature a shaft size of 1.705", and is undercut between the spline the entire length of the shaft to allow torsional deflection and to allow the spline to be removed without removing the entire hub assembly. The Moser Full-Float Drag Race performance axle is made to withstand tremendous horsepower. This axle can be Gun-Drilled and splined to fit any manufactures spool and carries a standard 10-year replacement policy