Mulching kit The mulching kit consists of special bolt-on baffles and mulching blades which reduce grass residues to invisible humus. Part N. 009-9556 (for Flex 412) Part N. 009-9557 (for Flex 415) Part N. 009-9558 (for Flex 417) Part N. 009-9559 (for Flex 420) Hydraulic unlocking system Allows user to command the unlocking of the mower decks with the tractor's hydraulic system. Part N. 009-9552 Floating hitch The optional floating hitch is particularly helpful over very uneven terrains. Part N. 009-9597 Low lift blades Ideal for sandy soils, low lift blades have no impact on the soil and allow for a longer wear of blades. Sold singularly. Part N. 006-795F (for 4' mowing deck) Part N. 006-641F (for 5' mowing deck) Part N. 006-845F (for 6' mowing deck) Part N. 007-690F (for 7' mowing deck) Standard blades Ideal for all conditions, standard blades are the perfect compromise for most applications. Sold singularly. Part N. 006-795 (for 4' mowing deck) Part N. 006-641 (for 5' mowing deck) Part N. 006-845 (for 6' mowing deck) Part N. 007-690 (for 7' mowing deck) High lift blades The high suction flaps on these blades lift grass that has been bent by the tractor tires before cutting it. Sold singularly. Part N. 006-795B (for 4' mowing deck) Part N. 006-641B (for 5' mowing deck) Part N. 006-845B (for 6' mowing deck) Part N. 007-690B (for 7' mowing deck) Mulching blades Mulching blades offer a double cutting profile that simultaneously cuts grass on several levels (Mulching blades are already provided in the Mulching kit). Sold singularly. Part N. 006-795M (for 4' mowing deck) Part N. 006-641M (for 5' mowing deck) Part N. 006-685M (for 6' mowing deck) Part N. 007-690M (for 7' mowing deck)