Spartan Locker for GM 12 Bolt Car & Truck 30 SplineHeavy-Duty Cross Pin Shaft

Lunchbox Locker by Spartan Locker Description − Spartan locker for GM 12 bolt car & truck with 30 spline axles, includes heavy-duty cross pin shaft.− The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!− Fits GM 12 bolt car and truck with 30 spline axles− Made from 9310 steel for added strength − Replaces the spiders in a standard carrier case Manufacturers Info - USA Standard Gear USA Standard Gear® sets the standard for quality parts at affordable pricing.As a brand, USA Standard encompasses ring & pinions, axles, driveshafts, transmission and transfer case components, and installation kits, as well as the popular Spartan Locker® – the toughest lunchbox locker on the market.Designed for the general installer and do-it-yourself customer, USA Standard provides unmatched