John Deere Blade Spindle Replaces GY20050 and GY20785New aftermarket part with grease fitting 6-3/8 HT. Fits L100, L105, L107, L108, L110, L120 and L130.Great quality aftermarket part!Please note as with all blade spindles, mounting holes are not pre-tapped. They have no threads at all and the bolts that hold them in are self-tapping.You MUST use your old mounting bolts they are self threading or tap the holes manually.