Home / Room Door Knobs (Mortice) / Mortice Knobs - Blue Crackle (bronze) Mortice Knobs - Blue Crackle (bronze) £11.99 A pair of room door knobs for the purists! Lovely white ceramic door turners that will match any decor. Product Code:D107 Info Reviews This is Knobbles and Bobbles' pair of pretty blue crackle glazed ceramic mortice knobs. The diameter of these knobs is 6cm and they are supplied with the metal connecting rod needed to join the knobs through a mortice mechanism. If you have any questions, please contact us at firstname.lastname@example.org or ring us on 07746 357625. Not yet reviewed Write an online review and share your thoughts with other shoppers! Be the first to review this product.