Zoo Hardware 4 Inch Grade 201 Dog Bolt Or Security Door Hinge, Satin Stainless Steel (Sold In Pairs)

Product Details

• 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 attacked
• A very simple but very effective bit of additional and hidden security which makes it an excellent choice for high specification commercial projects
• Finish: Satin Stainless Steel
• CE Grade 13 Tested : BS EN 1935
• Fire Tested Suitable for 30 & 60 minute Timber Doors
• Dimensions : L 102mm x W 76mm x D 3mm (4 Inch)
• Grade 201 Stainless Steel
• Available With Square Or Radius Edge
• Sold and Supplied in Pairs with matching screws