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Custom Features- Master Keyed & Engraving

610-521-4400

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Master Lock 4KA Laminated Brass Padlock Keyed Alike

MPN: 4KA
$ 10.81

The Master Lock 4 Laminated Brass Padlock offers maximum strength and corrosion resistance with its 1-9/16in wide laminated brass body. Its 9/32in diameter shackle is made of hardened steel for extra resistance to cutting and sawing. The 4-pin cylinder prevents picking and dual locking ball bearings provide resistance against prying and hammering.

PADLOCK KEYING OPTIONS

Master Lock 4 Laminated Brass Padlock

  • Ideal for marine and other harsh environments
  • 1-9/16in (40mm) Wide laminated brass body offers maximum corrosion resistance
  • Hardened steel shackle for extra cut resistance
  • Vertical Shackle Clearance: 3/4"
  • Horizontal Shackle Clearance: 5/8"
  • Shackle Diameter: 9/32"
  • solid brass, 4-pin cylinder
  • two keys included per padlock
  • available keyed differently 4, keyed alike 4KA, and master keyed 4MK

(Also known as 4, 4KA, Master 4, Master Lock 4, M4, M4KA)

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Reviews

We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.9
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Verified Buyer
February 7, 2025 by TEMPETEY (United States)
“Great website-very easy to navigate. Received my locks the next day keyed the same. Just ordered another. Go Birds!”
Merchant Choice
I needed a padlock and I was fairly confident from your name that you would have what I needed, which you did.
Product Choice
Hiighly reviewed yet reasonably priced
Verified Buyer
January 31, 2025 by David D. (United States)
“My dealings with Scott have been wonderful. He took care of what appeared to be an impossible project for me. Thank you.”
Merchant Choice
Price and dedication of sales staff
Product Choice
Already had many locks and wanted to keep the same key
Verified Buyer
January 31, 2025 by Ron Z. (United States)
“Fantastic Place to Purchase All Padlocks Needed!”
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