Moser 31 Spline Axles Fits 1967 70 Mustang Axles (DS and PS) Spartan Racing Spartan Locker For Dana 44HD Differential With 30 Spline Nissan H233B Master Overhaul Kit with 50mm Carrier Bearings For Use Wi Detroit Locker, Rear, Nissan Patrol Y60 Y61,31 SPLINE,H233B AXLE,DETROIT ARB Air Locker RD136 Nissan Patrol Y61, H233B 31 Spline. The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! Fits Nissan Patrol rear with 31 spline axles Made from 9310 steel for added strength Replaces the spiders in a standard carrier case 1 year warranty against Manufacturer defects Features and Benefits: Fits Nissan H233B with 31 spline axles Made from 9310 steel for added strength Replaces the spiders in a standard carrier case Mechanical locker delivers reliable 100 percent lockup Details: AAP_UDA_4: 70 Grade Type: Performance Fitment Notes: Nissan H233B Spartan Locker 31 Spline Installs into standard open carrier case Application Summary: 1961 1969 Nissan Patrol (Rear) (Note: Nissan H233B Spartan Locker 31 Spline Installs into standard open carrier case)