Plastic Wheel / Snapper 7012603YPPack Size:1Snapper 1-2579, Snapper 2-2796, Snapper 7022796, Snapper 7012603, Snapper 7012603YPEdgewater 686915, ESF 194-502, Foley/PLP 194-502, Green Meadow SWP9, Martin Wheel 975P-916-OF, NHC 225-1819, Oregon 72-109, Prime Line 7-04387, Rotary 855, Sunbelt SB-855, Sunbelt B1SB855, Sunbelt B1SB8929Snapper 21" BBC push and propelled units series 2; 21350P, 21350PS series 0; 21351 D, P, PD, PS, S series 1; 21355 D, P, PD series 5Bore: 9/16 ", Tread: Diamond, Wheel Size: 9x1.75, Hub: 1 5/8 " offset