Yale Lockmaster 21 - 35mm Backset, 3 Hook, 4 Roller, 2 Anti-lift Pins, Extendable, 16 x 2200mm Faceplate

In stock

RRP: £36.85 +VAT

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To order a box, please order 5

Code Faceplate Details Lock Features Backset Centres Stock Box Qty RRP Trade Price Qty
YLM14300M 16mm Width, Square Ends 2 Hook, 4 Roller with 2 Anti-lift Pins, Extendable 35mm 92mm 10+ 5 £36.85 Apply/​Login
YLM14301M 16mm Width, Square Ends 2 Hook, 4 Roller with Anti-lift Pins, Twin Spindle, Extendable 35mm 92/62mm 10+ 5 £36.85 Apply/​Login
Prices are excluding VAT


The Yale Lockmaster 21 is the newest iteration of Britain’s best-selling multipoint door lock, so called because it comes 21 years after the very first Lockmaster was released. This latest offering delivers the same reliability, ease of use and long service life you’ve come to expect from Lockmaster, coupled with the usual high levels of security and superior performance, but with some great new features added.


  • 35mm backset as standard
  • PZ92mm centre case
  • Easily reversible latch
  • Tested to PAS 24 & SBD accredited
  • Sprung and un-sprung centre cases available
  • Un-sprung lock case has twin followers to accommodate both front door night latch operation and back door lever/lever functionality
  • Stainless steel pre-compression rollers pull the door in before locks are deployed to give smooth, effortless engagement and optimal weather-proofing.
  • High-security hooks with 25mm engagement
  • Corrosion resistant to BS EN 1670 Grade 4 240 hours salt spray
  • Tested to minimum of 100, 000 cycles with a 10-year mechanical guarantee
  • Single or multi-piece keeps and wide choice of packers available to suit most profiles

For keeps & packers to suite

  • One Piece Keep - Left Hand YLM91031M
  • One Piece Keep - Right Hand YLM91032M
  • For the correct packers please contact our sales office
Gearbox Height Standard Level Lock
Box Quantity Various - select product options to display box quantity
Part Code YLM14300M | YLM14301M

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