Stens 335-859, 2-in-1 Mulching Blades for Deck MTD Cub Cadet Troy-BIlt Lawnmowers RZT-50 942-04053C, 6 Piece Troy bilt models: Super bronco, big red gt50, mustang rzt-50, mustang xp, horse, big red horse tb2450 Mtd mower models: Rzt-50, zt-50, zt5000, ztl7000, lt-5000, lt-950h, gt-950h Cub cadet models: Rzt-50, rzt-l50, rzt-s50, rzt-22 - lgt1050, lgtx1050, lt1050, ltx1050 slt1550, ltx1050, i1050