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Master Lock Heavy Duty Shrouded Outdoor Disc lock 3-1/8-in Wide x 5/8-in Shackle ( 2 -Pack )

Name: Master Lock Heavy Duty Shrouded Outdoor Disc lock 3-1/8-in Wide x 5/8-in Shackle ( 2 -Pack )
Brand: Master Lock
SKU: 1000939690
Price: 40.48 USD
Availability: InStock
Rating: 5 (12 reviews)

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The Master Lock Magnum® M50XT discus padlocks features a 3-1/8 in. (79 mm) wide stainless steel body for maximum strength, reliability and corrosion resistance. The fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks. The 7/16 in. (11 mm) diameter octagonal shackle is 11/16 in. (17 mm) long and made of Tough-Cut™ boron-carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide maximum resistance against prying and hammering. The covered keyway offers maximum weather protection, and reinforced body bumper protects against scratches. The lifetime guarantee provides peace of mind from a brand you know and can trust.

Magnum® - #1 choice of professionals
Shrouded tough cut™ shackle protects against bolt cutter attacks
Two keys included
3-1/8 in (79 mm) wide lock body; 7/16 in (11 mm) diameter shackle with 11/16 in (17 mm) length, 1-7/32 in (31 mm) width
Outdoor lock; heavy duty discus padlock with key is best used for outdoor storage and fences, self-storage units and lockers and more
Key lock features tough cut™ octagonal boron-carbide shackle is 50% harder than hardened steel; fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks
4-Pin cylinder for increased pick resistance; covered keyway for maximum weather protection

General
Lock Material	Stainless steel	Series Name	Heavy Duty Shrouded Outdoor
Dial Count	N/A (keyed lock)	Contractor Grade	Yes
Combination Type	N/A (not combination)	Lock Type	Disc lock
Keying Type	Keyed different	Number of Pins	4
Package Quantity	2	Color/Finish Family	Silver
Use Location	Indoor or Outdoor	Manufacturer Color/Finish	Silver

Dimensions
Width Measurement	3-1/8-in	Shackle Diameter (Inches)	0.438
Height (Inches)	3.125	Shackle Height	5/8-in
Thickness (Inches)	1	Shackle Width (Inches)	1.219

Features
Shrouded Shackle	Yes	Keys Included	Yes
Adjustable	No	Rust Protection	Yes
Weatherproof	Yes

Compatibility
For Use with Luggage	No	Wi-Fi Compatibility	No
For Use with Bikes	No	App Compatibility	No
For Use with Laptops	No	Bluetooth Compatibility	No
Works with iOS	No	Smart Compatible	No
Works with Android	No

Certifications
CA Residents: Prop 65 Warning(s)	No	TSA Accepted	No

Warranty
Warranty	Limited lifetime

Miscellaneous
UNSPSC	46171500

Check out the Best Selling Padlocks on Lowes.com

Review

5 out of 5

12 Reviews

4 Star

3 Star

2 Star

1 Star

100% Recommend this product

Ratings may include incentivized customer reviews.

12 Customer Reviews

Sort By

The locks are heavy duty for secure lock out, very

Would Recommend

BeverlyDecember 17, 2025
Verified Purchaser

Was this Review Helpful ?

Tough and Durable

Would Recommend

Amazing, more than what I could ask for. They protect my storage units phenomenally.

AnonymousApril 12, 2022
Verified Purchaser

Was this Review Helpful ?

Solid Locks

Would Recommend

Took a bit to get to me due to back order but they are my favorite locks and came with two keys that work on both locks.

JessJanuary 30, 2022
Verified Purchaser

Was this Review Helpful ?

Great

Would Recommend

work great on storage unit and one key for two locks is so convenient.

Rotor CityMarch 28, 2021
Verified Purchaser

Was this Review Helpful ?

tough locks.

Would Recommend

I have purchased this type of lock before. This one is a slight improvement in that it has a sliding cover to cover the key-hole to protect from rain.To me the mat finish is better than a polished one. The drain holes in the frame is a good thing. Only problem is when it is mounted vertical. I solved that by putting a little spot of epoxy on the top hole about 3/8 inch in diameter. Now it can't rain in. The key is unique to my other keys as the hole for a key ring is on the side of the part held...

BirdFebruary 14, 2020
Verified Purchaser

Was this Review Helpful ?

Great lock

Would Recommend

These are great locks. Much easier to open for folks with arthritis

SusieNovember 13, 2019
Verified PurchaserSweepstakes

Was this Review Helpful ?

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Master Lock: Featured Videos

COMPARE PRODUCTS

		Name	Current Item Master LockHeavy Duty Shrouded Outdoor Disc lock 3-1/8-in Wide x 5/8-in Shackle ( 2 -Pack )
		Ratings	12
		Package Quantity	2
		Rust Protection
		Weatherproof
Master LockHeavy Duty Shrouded Outdoor Keyed Padlock, 2-7/8-in Wide x	Master LockHeavy Duty Shrouded Outdoor Disc lock 2-3/4-in Wide x 5/8-in Shackle ( 3 -Pack )	Master LockPro Pack Shrouded Outdoor Disc lock 2-3/4-in Wide x 5/8-in Shackle ( 6 -Pack )	Master LockStainless Steel Outdoor Keyed Padlock, 2-1/2-in Wide x 2-1/2-in Shackle	American LockHeavy Duty Outdoor Keyed Padlock, 2-1/2-in Wide x 1-1/16-in Shackle	Master LockStainless Steel Outdoor Keyed Padlock, 2-in Wide x 2-1/2-in Shackle ( 2 -Pack )	American LockHeavy Duty Outdoor Keyed Padlock, 2-1/2-in Wide x 2-in Shackle	Master LockStainless Steel Outdoor Keyed Padlock, 2-in Wide x 2-1/2-in Shackle ( 4 -Pack )	BrinksHeavy Duty Keyed Padlock, 2-13/16-in Wide x 1/2-in Shackle ( 4 -Pack )
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1	3	6	1	1	2	1	4	4