The Cranked Door Bolt is the perfect solution for additional home security. Iron Bolt This door bolt is made from malleable wrought iron. It has a black antique finish.   Other Variations There are also other size variations available: 125mm (5\")  These other variations can be found in the related products. Straight and Cranked Versions Available Straight bolts are supplied complete with a frame fixing staple, for fitting to inward opening doors. Cranked bolts are supplied with a flat strike plate for outward opening doors or windows. The 125mm and the 202mm bolts ar...