Walker mower flail blade set for Multi-Deck Catch / Mulch / Side Discharge deck. 2 x 938 blades. 2 x 939 blades. 2 x 925 blades. 2 x 927 blades.This comprises 2 left and 2 right hand rotation blades for the lower and upper positions on the Multi Deck. 8 blades in total.. Fits Walker New Zealand Multi Deck both 42" and 48" deck. If you are ordering these blades then your mower should have a catcher on it. If in doubt about fitment then please contact us. These blades have been manufactured by a world class specialist blade manufacturer who manufactures for some of the world's largest aftermarket distributors. These are manufactured from a 40MnB Steel. They are hardened to 38-46 R/C. These blades are made to the same standard as all Ride On Rotary mower blades. We sell these individually or as sets of 4 and 8 to fit either the Mulch decks or the Multi decks. Please note: These are not a Genuine Walker mower part. Mower Parts Direct Ltd is not associated with either Walker mowers or their New Zealand Distributors