Inner Sill Strengthener Left LHD 68-79. 211-801-391 211801391 Was £40.00 - Now £36.00! Quantity: at £36.00 each Add To Basket Top quality product made by ourselves from 1.5mm mild steel, as per the original, with all the correct holes. Fits all LHD Bay window on the left side 68-79. This is the sill strengthener sandwiched between the inner and outer sill on the LEFT side of any Left Hand Drive Bay window. Fits all Bay window 68-79 including pick-up.