Save 25%
Union 3M51 - 5 Detainer Clutch Mortice Lock

Union 5 Detainer Clutch Mortice Lock

List price: £315.72  
£236.59 exc VAT
(£283.91 inc VAT) You save: £79.13 (25%)

5 Detainer Clutch Mortice Lock from Union

  • For timber sliding doors requiring an automatic closing action
  • Keys are suitable for use on doors up to 50mm thick
  • Detainer style locks provide a higher number of key combinations than lever locks
  • Not suitable for bolt-through fixing levers/knobs
  • EN1634-1 assessed for use on 60 minute timber fire doors

  • Hookbolt is locked or unlocked by key from either side
  • A projecting stump on the forend engages into the locking plate to prevent the door being lifted from the frame in the locked position
  • Handles can be fitted to one or both sides of the door

  • Force resistant, anti-pick and anti-saw security features
  • Available with square forend and striking plate
Reference 3M51
Case Size 70mm
Backset 43mm
Centres 56mm (suitable to use with face fix door levers on backplate with 57mm centres or standard knobs)
Case Gold powder coat
Forend Painted gold
Box Strike Assembly Painted to match forend
Deadbolt One hook (brass) and one round
stump (steel)
Follower Sintered Iron, 8mm square
Keying Groups Standard differ
Keys supplied Standard differ supplied
with 2 keys.
Key Blank Number B-K521-S
Cut Key Number B-DET-STD (Standard Differ)
Rebate Kit not available