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Master Lock No. 21 Series Locks

  • Commercial Grade Padlock Protects Against Drilling & Prying
  • 1-3/4" (44mm) Wide Laminated Steel Body for Superior Strength
  • 15/16" (8mm) Diameter Hardened Steel Shackle for Superior Cut Resistance; Dual Ball Bearing Locking for Maximum Pry Resistance
  • Non-Rekeyable, 4-pin W1 Cylinder Helps Prevent Lock Picking
  • Keying: Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK) 
  • Shackle: 15/16" (24mm), 1-1/2" (38mm), 2-1/2" (64mm) or 5-3/4" (150mm)
  • Specs_Width: 1-3/4" Wide; A: 5/16" B: 15/16", 1-1/2", 2-1/2" or 5-3/4" C: 3/4"
  • Best Used For: Construction Sites & Equipment; Industrial Storefront and Business Gates and Fences, Tool Cribs; Vending Machines 

 

For No. 21 Extra Cut Keys

 

Master Keys for No. 21MK Locks

    Master Lock No. 1 Series Locks

    • Body Material: Reinforced Laminated Steel Body
    • Shackle Material: Hardened Steel Shackle
    • Packaging: Commercial Boxed
    • Shelf Pack Quantity: 6
    • Master Carton Quantity: 24
    • Color: Steel
    • Body Width:1-¾in(44mm) Wide
    • Shackle Height:15/16", 1-½" (LF), 2-½" (LJ) or 5-¾ (LN)
    • Shackle Width: 3/4in (19mm)
    • Shackle Diameter: 5/16in (8mm)
    • Keys: 2 Keys Per Lock; Master Keys Sold Separate
    • Keying: Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK)

    Master Lock No. 21 Series Laminated Steel Locks With W27 Keyway

    SKU-M21KD

    Master Lock 21 Padlock:Master Lock No. 21 Series Locks, 1-3/4" Wide Laminated Steel Body Padlocks - Commercial Grade Locks. Choose Keying: Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK); Choose Shackle: 15/16-Inch, 1-1/2", 2-1/2" or 5-3/4".

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