Description Disc Harrow Bearings - 2-3/16" Round Bore - DS211TTR2, I.H.C. This item is a suitable alternative for the following: 308-GW211PPB2, GW211PPB2-TIM, GW211PPB2TIM, 35RG3-211E3, 35RG3211E3, A-DS211TTR2, ADS211TTR2, PMDS211TTR2, T57559, CB66A, DS211TTR2