These are U-Joint Adapters for 2.5 Ton Axles

They will bolt directly to the rectangle 4 bolt pinion flange of a Rockwell Axle

These will also fit SCS and other t-cases with a 2.5 ton 4 bolt yoke

Available in 3 sizes 1410 1480 and large 1550

This is for 1 U-Joint Adapter, if you require the special bolt kit to attached these to the pinion flange click

Please verify your u-joint size before ordering see our chart in the photos for u-joint measurement if you are unsure what you have