John Deere Original Equipment Grass Mulching Attachment #BM21816
Fits Models with a 42C Deck: 102, 115,125,135, LA100, LA105, LA110, LA115, LA120, LA125, LA135, D100, D110, D120, D130, LT160, LT180, X110, X120,X300, X304, Z225, Z235 The blades included are designed to work with the StarLock blade mounting system used on 42-in. Mowers for 100 Series and X300 Select Series Tractors and also for the 42-in. Mower without the StarLock system used on LT Series Tractors. The special mulching blades included can also be used for side discharging, although the overall cut quality may decline slightly.