BK40VS BK40VS Victorian-Style Beech Knob w/ Screw Insert - 40mm 40mm Dia. Beech Knob. with Screw Insert £0.41 Quantity of Knobs required: [Choose]01 - 0809 - 16 (-£0.02)17 - 24 (-£0.04)25 - 40 (-£0.05)41 - 80 (-£0.06)80 + (-£0.07) Quantity: at £0.41 each Add To Basket 794 in stock.