KEY BLANK FOR MERCEDES-BENZ R107, R170, R129, W124, W126, W140, S48HF-P, HU39-P, MB48 Replacement Key Blank for Mercedes-Benz S48HF-P MB48 W124, W126, W140, R107, R170, R129 Key Blank Key blade must be cut to match your original Mercesdes-Benz key