The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame. Operated by using the key supplied giveing added securiy and extra protection to your home.\nThe Yale YALP2PM444PB Door Security Bolts are finished in brass, has a 2 year guarantee and is supplied with 1 x key\nPack of Two\n\n--\nOur eBay Store\n\nPlease note: This item has a longer lead time for dispatch then normal as it's a non-stocked item that is ordered in, please see the estimated delivery date by eBay. We will of course ship the item sooner if possible.\n\nYale Locks PM444 Door Security Bolts Brass Finish Visi of 2\n\nProduct Details\n\nThe Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame. Operated by using the key supplied giveing added securiy and extra protection to your home.\nThe Yale YALP2PM444PB Door Security Bolts are finished in brass, has a 2 year guarantee an;