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Master Lock 6121-ProSeries Weather Tough Padlock

Model: [6121]
2+ $22.31
6+ $20.21
For quantities over24
Request A Quote
Available Options:
Existing Key Number (Optional):
Keying Option:
Shackle Type:

    Product Features:

  • Ideal for harsh outdoor conditions and dusty construction sites
  • Exclusive ProSeries Weather Tough cover protects locks from water, ice, dirt and grime
  • ProSeries padlocks are designed for Commercial/Industrial application
  • Heavy steel body to withstand physical attack
  • Hardened boron alloy shackle for maximum cut resistance
  • Dual ball bearing locking mechanism resists pulling and prying
  • High security, rekeyable cylinder with spool pins is virtually impossible to pick
  • 5-pin cylinder
  • 2 1/8" (54mm) wide lock body; 5/16" (8mm) diameter shackle
  • 1 1/8" (29mm) vertical clearance; 7/8" (22mm) horizontal clearance 

Lock Width

Shackle Diameter

Vertical Clearance

Horizontal Clearance

Keying Options Available

2 1/8"


1 1/8"


Keyed Different
Keyed Alike
Master Keyed
Keyed Alike/Master Keyed

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