Sealed bearing in cast housing, 1-3/4" round bore. PEER® brand. For Great Plains, Land Pride discs; Turbo-Chisel rippers; Turbo-Chopper, Turbo-Max, Turbo-Till vertical tillage.
For Kinze® planter 4-bolt no-till coulter hub; late 3000 single disc notched fertilizer opener (one bearing per hub). John Deere 2700 mulch ripper rear leveling disc. Great Plains planters and drills unit mounted, dual arm coulters.