Zoo Hardware 4 Inch Grade 201 Dog Bolt Or Security Door Hinge, Satin Stainless Steel – ZHSSDB243 (sold in pairs) SATIN STAINLESS STEEL – 102mm x 76mm x 3mm

Zoo Hardware 4 Inch Grade 201 Dog Bolt Or Security Door Hinge.This security hinge, also known as a dog bolt hinge has an additional security peg that locks into place when the door hinge is closed. This prevents the door from being lifted from it’s hinges if the hinge itself is attackednnA very simple but very effective bit of additional and hidden security which makes it an excellent choice for high specification commercial projectsnnFinish: Satin Stainless SteelnnCE Grade 13 Tested : BS EN 1935nnFire Tested Suitable for 30 & 60 minute Timber DoorsnnDimensions :L 102mm x W 76mm x D 3mm (4 Inch)nnGrade 201 Stainless SteelnnAvailable With Square Or Radius EdgennSold and Supplied in Pairs with matching screwsnn