Flat Idler 132-9420 REPLACES OEM exmark 106-2175, 132-9420 106-2175, 132-9420 FITS MODELS exmark Most Quest series mowers Lawn-Boy Most Precision series mowers Most Time Cutter and Z Master series mowers Compatible with: Exmark 50″ Quest, 50″ Quest E-Series, 50″ Quest S-Series, 54″ Quest E-Series Compatible with: TimeCutter SS 5000, TimeCutter SS 5035, TimeCutter SS 5060, TimeCutter Z 18-44Z Compatible with: TimeCutter Z480, TimeCutter Z5020, TimeCutter ZS 5000TF, TimeCutter ZX480 3/8″ ID 4-1/8″ O.D. 1-1/2″ Height