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Master Lock Gold Combination Lock, Heavy Duty Weather Resistant Padlock, Resettable Combination Lock for Outdoor Use 1.2 x 2 x 3.87 inches, 2 Pack, M175LFEC2

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Availability: In Stock.
Fulfilled by Amazon

Arrives Mar 11 – Mar 12
Order within 13 hours and 59 minutes
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Size: 1.2 x 2 x 3.87 inches (2 Pack)


Style: 2 Pack


Features

  • Heavy duty outdoor lock; Maximum security combination lock is best used as a gate lock, shed lock, or storage lock
  • Set your own four digit combination lock for easy combination recall; No combination change tool required
  • Padlock is constructed with a zinc body and reinforced body bumper for strength and reliability; Shackle seal and covered dials for superior weather protection; One directional dial feature for low light applications
  • Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel; Roller pin cylinder provides maximum pick and pry resistance
  • 2-1/4 inch (57 millimeter) wide lock body; 3/8 inch (10 millimeter) diameter shackle with 1-1/2 inch (38 millimeter) length, 15/16 inch (24 millimeter) width; Extended shackle for application flexibility
  • Includes two heavy duty set your own combination locks

Description

The Master Lock Magnum M175LFEC2 Heavy Duty Outdoor Combination Locks features a 2in (51mm) wide zinc body for strength and reliability. The 3/8in (10mm) diameter octagonal shackle is 1-1/2in (38mm) long and made of Tough-Cut boron- carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The roller pin cylinder provides maximum pick and pry resistance. The hinged dial cover and shackle seal offers superior weather protection, and reinforced body bumper protects against scratches. Includes two set your own combination locks, without the need for a reset tool. The Lifetime Guarantee provides peace of mind from a brand you know and can trust.

Brand: Master Lock


Special Feature: Heavy Duty,Resettable


Lock Type: Combination Lock


Item dimensions L x W x H: 1.2 x 2 x 3.87 inches


Material: Alloy Steel, Zinc


Brand: ‎Master Lock


Special Feature: ‎Heavy Duty,Resettable


Lock Type: ‎Combination Lock


Item dimensions L x W x H: ‎1.2 x 2 x 3.87 inches


Material: ‎Alloy Steel, Zinc


Recommended Uses For Product: ‎Security


Style: ‎2 Pack


Color: ‎Gold


Number of Pieces: ‎2


Finish Type: ‎Polished


Included Components: ‎Outdoor Combination Lock, Heavy Duty Weatherproof Padlock, Resettable Combination Lock for Outdoor Use 2 pk


Controller Type: ‎Jog dial


Shape: ‎Rectangular


Item Weight: ‎0.87 Kilograms


Control Method: ‎App


UPC: ‎071649370625


Model Name: ‎Master Lock Outdoor Combination Lock, Heavy Duty Weatherproof Padlock, Resettable Combination Lock for Outdoor Use, 2 Pack, M175LFEC2


Global Trade Identification Number: ‎25


Manufacturer: ‎Master Lock


Part Number: ‎M175LFEC2


Item Weight: ‎1.92 pounds


Product Dimensions: ‎1.2 x 2 x 3.87 inches


Item model number: ‎M175LFEC2


Size: ‎1.2 x 2 x 3.87 inches (2 Pack)


Finish: ‎Polished


Item Package Quantity: ‎1


Special Features: ‎Heavy Duty,Resettable


Batteries Included?: ‎No


Batteries Required?: ‎No


Warranty Description: ‎Limited Lifetime Warranty


Date First Available: October 12, 2022


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Mar 11 – Mar 12

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • This lock is a beast!
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
I was thinking this lock was really expensive, but once it got delivered I couldn't believe the heft of it - this thing is a beast. It's big and heavy. I'm not sure you could even break into it with bolt cutters. It's overkill for my purposes since I'm securing a shed with MAYBE $300 worth of stuff in it, but I'm okay with overkill! It's worth the cost - I don't have to worry about it breaking or freezing shut in the winter, it's big enough that I won't lose it, etc. Easy to use (use the instructions that come in the packaging), would def buy again. ... show more
Reviewed in the United States on March 2, 2026 by Kate Kate

  • Works great on shed
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
Lockability is great it's a good quality lock easy to read functions great I have one that's been outside in the weather and still works good I would purchase this again this is a good value
Reviewed in the United States on February 8, 2026 by Lizzy

  • High grade lock
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
Easy to set code. Looks and feels solid. My previous less expensive lock froze and broke. Hoping this lock can endure the cold weather. Lock is used for outdoor shed. I like the fact that the lock combination numbers are enclosed to avoid the outdoor elements.
Reviewed in the United States on January 29, 2026 by Beth

  • Thick and mostly great.
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
There are two issues with this lock. The main one is that the weather flap stops working over time, and just hangs down. It has not seemed to affect the lock, in any way, though. The second issue is that the dials can only turn one way, and it is just a little bit annoying. Overall, this seems like a great lock, and looks like it would be annoying to try to break. Looks are important when it comes to security. If someone really wants in, it is going to happen, but for an opportunistic thief, this lock would probably do a great job of dissuading them. ... show more
Reviewed in the United States on July 10, 2023 by Wreckin'Ball Duvall

  • Buy
Size: 1.2 x 2 x 3.87 inches (2 Pack) Style: 2 Pack
I really like these Master locks, I have ordered several of these for almost all my uses. I don't like carrying around a bunch of keys so I use the combination locks. These are extremely heavy duty and easy to use. They hold up to weather pretty well. Sometimes they slightly get a little bit of white crusty corrosion on some portions when they are in contact with a different type of metal but definitely never rust. Good quality lock and wood. Recommend them to anyone for any use. ... show more
Reviewed in the United States on December 18, 2025 by Jo

  • Solid sturdy lock. Easy to reset combination.
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
Use this to lock my shed and gates around my home. Log is Master Lock quality and strong. Easy to reset the combination. The little rubber cover is not a great design, but lock still easy to open over the winter even at freezing temperatures.
Reviewed in the United States on December 15, 2025 by GoPackGo!

  • Company has definitely gone downhill.
Size: 1.2 x 2 x 3.87 inches (1 Pack) Style: 1 Pack
I have had the same lock as this one for 9 years and it's always been great Recently it failed and I ordered the exact same one and what I received was an empty bag sealed shut with my label address on it Amazon took care of me but the point that I didn't like is that they contacted the company within this interaction and the company said that they knew that they packed it and I found that to be irritating at the very least like they remember packing my specific order Annoying as that was I ordered another lock Amazon gave me no problem it arrived the next morning when I took it apart or tried to take it apart the combination that they send with it that was sealed inside the package didn't work Now I'm pissed because I have a lock that doesn't work and a shed that's not locked I think from now on I'm going to buy something else from a physical store because items like this you want to work to secure your items As far as the lock goes it's extremely sturdy the size is decent the weight is Hefty in your hand I like the lock that's why I tried ordering it both times it's the company that I have a problem with or whoever runs the Amazon store Moving forward I will purposely choose a different company when I buy my lock which maybe they don't care if I'm buying one lock every 8 years but when everyone stops that might matter. ... show more
Reviewed in the United States on November 17, 2024 by Neolantis

  • Excellent Quality well worth the price - sleep insurance at its finest
Size: 1.2 x 2 x 3.87 inches (2 Pack) Style: 2 Pack
Easy to put in your own code - these locks fit quite well in many needed places. Easy to read the combination the overall quality it better than I expected providing a nice secure feeling and well lets face facts it is a deterrent any real thief can bypass any lock.
Reviewed in the United States on January 6, 2026 by ROB n VICKI

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