TRACTOR PULLEY MOWER CUTTING MOWER RHEADERS with flat groove bearing Bore: .50" 1.27 cm 12.7 mm Outer diameter: 8.51 cm 3.35" 85.10 mm Brigg Stratton Code: 91179MA Castelgarden Stiga Ggp Alpina: 125601554/0 25601554/0 Murray CASTELGARDEN HONDA JOHN DEERE ALPINA GGP SIMPLICITY SNAPPER VICTA MOUNTFIELD