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Little Giant Ladders, SkyScraper, M21, 11-21 Foot, Stepladder, Aluminum, Type 1A, 300 lbs Weight Rating, (10121),Gray

  • Based on 549 reviews
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Availability: In Stock.
Fulfilled by Tools Nest

Arrives Wednesday, Sep 24
Order within 3 hours and 57 minutes
Available payment plans shown during checkout

Size: 21 Ft.


Style: Stepladder


Features

  • Adjustable step ladder allows you to reach skylights, chandeliers and vaulted ceilings.
  • Adjusts to work over staircases, theater seating and sloping ground.
  • Lock Tab adjusters quickly alter your ladder into different heights.
  • Type IA ladder is rated to hold 300 lbs. on both sides.
  • Meets or exceeds all OSHA and ANSI standards. Size-11 feet - 21 feet. Storage Depth-8 inch, Storage Height-11 feet 7 inch, Storage Width At Base-3 feet 7 inch, Top Width-1 feet 6.88 inch

Description

Your job has tall ceilings and hard-to-reach places which require you to use lifts or scaffolding to perform maintenance. Sometimes these options are bulky, preventing you from getting the work done. The Little Giant SkyScraper adjustable stepladder helps you complete those tasks more easily. - Reaching Heights- The SkyScraper is a stepladder designed to help you reach chandeliers, skylights and other difficult positions in rooms with high vaulted ceilings. - Work Around Obstacles- Since the SkyScraper is adjustable, it works around obstacles like benches and stadium seating. - Easy to Transport and Store- While the SkyScraper reaches all those hard-to-reach jobs, it stores in just over half of its maximum extended height. - Benefits- The SkyScraper is rated to hold 300 lbs. on both sides and meets or exceeds all OSHA and ANSI standards.Step Tread: Ribbed.

Specs & Other Info

Specification Details
Construction Material High-quality Aluminum
Producer Little Giant Ladder Systems
Dimensions 43 inches width x 139 inches height
Tint Understated Gray
Special Perk Inclusive of FedEx Delivery
Weight of Item 102 lbs
Weight Capacity Can hold up to 300 Pounds
Max. Reachable Height 252 Inches
Manufacturer Little Giant Ladders
Model Number 10121
Product Continuity Currently in production, not retired
Coverage Period 5-Year Warranty
Batteries Needed No

Frequently asked questions

The Little Giant SkyScraper M21 can reach a maximum height of 21 feet.

The SkyScraper M21 has a weight rating of 300 lbs, making it suitable for heavy-duty tasks.

The SkyScraper M21 is made from high-quality, durable aluminum.

The SkyScraper M21 is a type 1A ladder and comes in a neutral gray color.

Top Amazon Reviews

πŸš€ Abunda's Overview

This is our summary and key points to consider based on customer reviews.


The MODEL21 Ladder is well-reviewed by long-time ladder users for its excellent stability and quality build. Many users note that it gives them a sense of safety when working at great heights. However, it is also noted that the ladder can be cumbersome to set up and requires practice to ensure safe use.

Pros

  • πŸ”© Well-built and stable
  • πŸ‘· Provides a sense of safety for work at high ceilings
  • 🏠 Great for houses with vaulted ceilings
  • πŸ‘₯ Can be set up by one person, though easier with multiple people

Cons

  • πŸ‹οΈ Quite heavy and bulky, making handling and transportation difficult
  • πŸ“‹ Requires practice and preparation for safe use
  • πŸ’Ά Quite expensive

Should I Buy It?

Given its solid stability and performance at great heights, the MODEL21 ladder could be a worthwhile investment for professionals who frequently work in high-ceiling environments. However, casual users or those on a tight budget may want to explore other, more affordable options.


  • Great Ladder
Size: 17 Ft. Style: Stepladder
Ladder is a little bulky and heavy but also incredibly stable. I’m 310 lbs and no issues extending and working at max height.
Reviewed in the United States on August 24, 2025 by Kris Becker

  • superb, unique ladder.
Size: 21 Ft. Style: Stepladder
this is a great ladder. i have painted a number of houses over the years and am handy with 28' extension ladders. looking over the other customer reviews, i would reinforce / add some comments: * this is a ladder (the 21 footer) for an experienced ladder user, for several reasons. first, you have to be comfortable being that high up, especially when away from a wall such as you would have with an ordinary ladder. second, unless you are 6'6" tall and very very strong you will need another person or some other way to "foot" the ladder to get it up and down. and even then, you need to be able to control the weight as you open and close it. third, it helps to have a good "ladder sense" gained from experience as you think about where / how to place it and move it around and up and down without crashing it or putting undue stress on the joint at the top. so i would say if you have never owned an extension ladder then this would not be a good "starter" ladder. start with a smaller size little giant or a 28' extension ladder. * this is a well built ladder, and once in place is very very stable. i have one of the smaller little giants too. for certain jobs there is just no substitute for this type of ladder that allows one leg to be higher than the other. great for stairs, hillsides, etc. and of course this ladder is FREESTANDING. so if your alternative is to lean an extension ladder against a tree (for example) ... then certainly this type of ladder would be much safer. * to foot the ladder by myself, i filled a large trash container with water and then put the ladder base up against the container bottom. if you try this (outdoors only), of course put the container where you want it first, then fill with water to make it heavy enough to not move. then "walk" the ladder up by lifting the top rung over your head and walking towards the base, a pretty standard technique for extension ladders over 28'. of course if you have a helper let them "foot" it for you instead of using the container. * i had to laugh at the owner manual suggestion that to bring the ladder back down you should (if i read this correctly) tip it over sideways. at full extension, certainly you would need two people to do this, to avoid crashing it, if it is even possible at all given the room you have. i would like to see little giant demonstrate in their video the technique they recommend. * for me, the best way to move the ladder up and down is to use a smaller little giant "inside" the big one, and move each side of the ladder two or three rungs at a time. each time you do this, you will have to readjust the inside ladder position. but it does work, and can be done solo. this way, you can put the ladder up and down at its lowest extension, not the highest. much safer if you ask me. i'm not trying to get in the way of little giants' "official" instructions, just sharing my personal opinion. * all in all, a great ladder, i've seen nothing else like it on the market especially in the 21 foot size. if you're looking at this ladder, likely an ordinary extension ladder just won't work for your situation. i got the big one, despite its being harder to handle, because if you are spending so much anyway on a ladder of this type, may as well get one that goes as high as possible. if you are getting it for just one purpose (like changing light bulbs) rather than for open-ended uses, then i suggest the smallest one that will fit that need would be easiest to handle. ... show more
Reviewed in the United States on November 11, 2013 by Scott Johnston

  • Expensive but worth it
Size: 17 Ft. Style: Stepladder
It’s an expensive ladder but worth every penny. Little Giant makes a great product. Stable when in use and easy to adjust. It’s a BIG ladder so you need two people to carry and set it up. Once on the ladder, I felt super safe and sturdy and I climbed high to reach 3 story windows and load items onto a floor above. The ladder will pay for itself after a couple of more projects. Otherwise I’d have to pay somebody $300 per project to come in and teach the tall areas and windows. ... show more
Reviewed in the United States on March 21, 2025 by Sam

  • Great ladder and safety reaches the places the others cant.
Size: 15 Ft. Style: Stepladder
Purchased this Skyscraper ladder to change out the recessed LED light fixtures in our 18ft vaulted ceiling. Our smaller Little Giant didn't even come close but this one is more than tall enough. LG customer service was great and helped confirm which height ladder we needed based on ceiling height so we didn't order too tall or too short of one. (They make 3 height versions of this model) Took about a month to get via truck freight but worth the wait. ... show more
Reviewed in the United States on June 7, 2025 by Richard C.

  • Ladder is a pain in the A..:) Also as good as it gets.
Size: 21 Ft. Style: Stepladder
This ladder requires some practice, and review You Tube videos. We did not prepare, or practice, and we likely looked like a comedy act. One time it was folding on its-self, and I had to jump off, only 6 ft off ground. You really have to be prepared and practice bf bringing to customers house. Its Big It's bulky, Almost impossible for 2 people to stand up ladder after extending, The very top will lock, and you wish it wasn't locked, Now someone has to go up there and unlock it. Ladder maybe in an awkward position. We had it in a staircase and on main floor, what a pain in the ass. BUT........ There was no other way on this job. scaffolding would not do it, as recessed were over stairs way high and a giant chandelier in the middle. Little practice will go a long way, especially if your sending employees. Ladder is great quality, and does a great job. folds up pretty small for ez storage. Next time I will be better prepared when I use it. Without this ladder, I don;t know how I could had finished the job. it was 75 recessed change outs, but 6 in the entrance were really high, I said to myself, "If I get the job, I will figure it out" Well, I got the job :) this ladder saved me. ... show more
Reviewed in the United States on January 25, 2020 by Scott Homey Scott Homey

  • Revised: Little Giant is terrible
Size: 21 Ft. Style: Stepladder
When I first bought this ladder, I was happy. It was tall, seem to do the job. But after opening and closing it, perhaps ten times or so, and within the first year of service, both straps broke. I contacted the Little Giant warranty service and went through a nightmare of multiple emails and multiple pictures from multiple angles and of multiple parts. Ultimately, Little Giant wrote me and said this: "Thank you for completing the requested warranty information. After reviewing all the information provided, I have determined that this is not a manufacturing defect. The web strapping is considered to be a wear and tear item and is not covered under the Little Giant Limited 5 yr warranty for the Skyscrapers." Little Giant then offered to send charge me for replacement parts. Pathetic. If you buy this product, understand that Little Giant is very unlikely to provide any post-purchase help, IMHO. ... show more
Reviewed in the United States on August 20, 2023 by Kathleen

  • Reach for the stars
Size: 17 Ft. Style: Stepladder
I'm telling you, this ladder is a beast! First thing I did was take it up to max height and wow, it's tall. Definitely watch the instruction video a couple times before trying it out - trust me, it's worth it. You'll want at least two people to operate this thing, maybe even three just to be safe. And when you're taking it down, try to find a curb or something to keep it from kicking out. This is a well made sturdy ladder. ... show more
Reviewed in the United States on May 19, 2025 by john f

  • The ladder you didnt know you needed
Size: 21 Ft. Style: Stepladder
This is a must have ladder for any handyman or professional that needs that indoor height. The ladder really allows you to get up to the 2 floor ceiling in the homes with vaulted ceilings. The ladder is heave and awkard to move around but it is by far one of the best ladders I have ever bought.
Reviewed in the United States on June 15, 2025 by roger

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