Carlisle Brass Extra Long Security (Hex/Rack) Door Bolts 85mm, Polished Or Satin Chrome Or Brass – DSB8225L ELECTRO BRASS

Contract Door Security Bolt, sometimes called a Rack Bolt. The bolt is morticed inside the door edge and can be locked or unlocked via a separate splined key or with a fixed splined turnnnThe bolt has an internal sawtooth rack mechanism into which the splined key is inserted. The spline engages with the rack teeth and forms a gearing action which smoothly operates the boltnn(KEYS SOLD SEPARATELY)nnAvailable Finishes: Polished Chrome, Satin Chrome Or Electro BrassnnDimensions: 85mm, 57mm Centres, Supplied Complete With Both Radius & Square Keep PlatesnnThe Hex/Rack Style KeysRequired To Operate These Door Bolts Are Sold Separately, Please See Related Products Belownn