These knobs are unsprung so must be fitted with a heavy duty double sprung tubular latch
Finish: Satin Nickel
Dimensions: 50mm Knob Diameter, 76mm projection, 70mm Rose Diameter
Ensure latch chosen provides sufficient back set to distance the knob from the door frame
On fire doors we recommend 4″ Heavy Duty latches with mortice door knobs
Supplied & sold in pairs complete with fixings
Atlantic Old English Ripon Solid Brass Reeded Mortice Knob, Satin Nickel – OE50RMKSN (sold in pairs)
£40.91
.    You save
10 in stock
Buy in bulk and save more..
£40.91
1
piece
£37.64
(8% off)
30 pieces
£36.82
(10% off)
50+ pieces

CARLISLE BRASS - H2N1202-11SSS-R-RIG 100 X 89 X 3MM LIFT - OFF THRUST BEARING HINGE - GRADE 11 - (RADIUS) (RIGHT - HAND)
Zoo Hardware PRTL76FD-R-SSS Project Tubular Latch 76mm - UKCA/CE, Radius Forend, Satin Stainless Steel
Millhouse Brass Harrison Solid Brass Knurled Mortice Knob on Concealed Fix Rose - Satin Nickel MH450KSMKSN
CONCEALLED BEARING HINGE - PVD FINISH 100X75X3mm
Zoo Hardware Stanza Amalfi Lever On Round Rose, Satin Chrome (Sold In Pairs)
Zoo Hardware Stanza Santiago Contract Lever On Round Rose, Satin Chrome (Sold In Pairs)
Burlington Turns & Releases Inner 1 Square Stepped Rose Satin Brass
Zoo Hardware ZHSS232-MB Hinges - Ball Bearing 76mm x 50mm x 2mm Square Corner - Matt Black
Zoo Hardware Fulton & Bray Oval Mortice Door Knobs, Polished Chrome (Sold In Pairs) 