Neapco N2-3-8021KX 1310 series slip yoke
Spline Diameter: 1.375"
Spline Count: 16
Center line of u-joint to end: 7.88″
Dust Cover: Press-on for round bore spline
Grease Fitting: Yes
 
Used on the majority of the custom driveshafts we build with a 1310 slip/spline setup.
The N2-3-8021KX achieves more travel than the N2-3-8001KX when used with the appropriate length splines.