Quick Facts
This is a 907-piece metal and plastic construction model kit that builds a functioning crane claw powered by an air pressure pump, designed for older children and teens.
Best for
Older children and teens interested in building
Key detail
907 metal and plastic pieces, air pressure pump
Size and fit
Not for children under 3 years
Consider if
Consider another kit if you want beginner difficulty.
Shipping
Free US shipping over $100, 30-day returns
Build a Real Working Claw Machine
A 907 piece metal construction kit that uses air pressure, not batteries, to bring a functioning crane claw to life.
Build a Real Working Claw Machine
A Claw That Actually Grabs
A Claw That Actually Grabs

This is not a static model. Once assembled, the crane claw opens, closes, and lifts small objects using real air pressure, so kids see immediate proof that their work paid off. Watching the claw respond to their own pump action turns a quiet afternoon project into a hands on physics lesson.

Air Pressure, No Batteries
Air Pressure, No Batteries

Instead of a motor, this kit relies on a hand pump and a network of tubes to move air through the system. It is a clever way to introduce basic mechanical and pneumatic concepts without any electronics to charge or batteries to replace.

A Project Built in Stages
A Project Built in Stages

With 907 metal pieces and plastic tools included, this kit is meant to be worked through over multiple sessions rather than finished in one sitting. Each stage, from the frame to the tubing to the final claw assembly, gives a visible sense of progress along the way.

907 Piece Build
A substantial metal construction set with plastic tools included for assembly.
Functional End Result
The finished model moves and grabs objects using real air pressure.
No Batteries Required
Runs on a manual air pump instead of electronics or battery power.
Expert Level, Clearly Labeled
Rated expert difficulty and intended for children over 3, not for young toddlers.
How to Choose a Metal Construction Kit

Metal model kits vary widely in complexity, so matching the kit to the builder matters more than the piece count alone.

  1. Check the difficulty rating honestly: An expert level kit like this one is best suited to a builder with prior experience assembling smaller sets, or an adult working alongside a child. Starting with a kit above a child's patience level can turn a fun project into a frustrating one.
  2. Think about build time, not just piece count: A 900 plus piece set is a multi session project, so plan for a hobby that unfolds over days or weeks rather than a single afternoon. This is part of the appeal for kids who like to return to a project and see it grow.
  3. Decide if you want moving parts or a static display: Some metal kits result in a fixed model, while others, like this crane claw, produce a working mechanism. If the goal is to teach cause and effect or basic mechanics, a functional build offers more payoff than a shelf piece.
  4. Consider who will be doing the assembly: Kits with small metal pieces and plastic tools are generally a shared project for an older child and a parent, rather than solo play for a young child. Factor in supervision time when picking a kit for a specific age or skill level.
  5. Look at what is included versus what you will need separately: Confirm whether tools are included, as this one is, so you are not caught without the right screwdriver or wrench mid build. Having everything in one box makes it easier to start the project the day it arrives.
Frequently Asked Questions
Do I need any tools I do not already own?

No. Plastic tools are included in the box, so you can start assembling as soon as it arrives.

Does this kit need batteries to work?

No. The claw moves using air pressure from a manual pump, not batteries or a motor.

How difficult is this build really?

It is rated expert level, so it suits a builder with some prior model building experience or an adult assembling alongside a child. It is not a quick, beginner friendly project.

What age is this kit appropriate for?

The product includes a choking hazard warning and is not intended for children under 3 years of age due to small parts.

How long does assembly typically take?

With 907 pieces, this is a multi session project rather than a one sitting build, so plan for it to unfold over several days.

What is your shipping and return policy?

Orders ship from our US warehouse, and you get free US shipping on orders over $100. If the kit is not the right fit, we accept returns within 30 days, and our human customer support team is happy to help.

From verified reviews

G 5.0 on Google · 9 reviews · Verified buyer reviews from our store

★★★★★

"We got floaties for our toddler and they are great! She loves swimming and these are so nice to have. Company is owned by a husband and wife and they are kind and…"

G
Cassi Knapp
Google review · August 2026
★★★★★

"I purchased a bat costume for my daughter with Moogco and we absolutely loved it! We used it for our daughters first Santa photos. They are a small business worth…"

G
Isa Jauregui
Google review · August 2026
★★★★★

"Ordered from here and they sent my items fast! Great quality!"

G
Sarah K
Google review · August 2026
★★★★★

"High quality toys. Customer service is helpful and responsive. Will buy from this store again!"

G
M. B.
Google review · August 2026
★★★★★

"All of my dealings with them have been great!"

G
Kevin Hensler
Google review · August 2026
★★★★★

"Wonderful company to work with! Great product"

G
Claudia Zumbrennen
Google review · August 2026
★★★★★

"great prices and fast shipping!"

G
Samantha Giblin
Google review · August 2026
★★★★★

"Wonderful products"

G
Kathy Sterry
Google review · August 2026
★★★★★

"I was lucky to find this pad for my grandson’s bassinet. I like how it is all natural snd organic. Just make sure to buy it a little bigger because it shrinks after washing. Also give ample time…"

L
Lucinda
Verified buyer · April 7, 2026
★★★★☆

"These helped at first but it seemed like the edges dug into my skin making it irritated (might have needed the larger ones). Once my milk came in more, milk would spill everywhere. I found that milk…"

T
Trish
Verified buyer · May 10, 2025
★★★★★

"Perfect. Great price and my little one very opposed to training has only had accidents in the last week. My daughter is 2yrs old, 27 lbs and the Medium is perfect. She has room in them but the arent…"

E
Elizabeth
Verified buyer · April 2, 2026
★★★★★

"Initially, I was skeptical of using it, but when my doc referred it to me for my cracked nipple, it worked like a charm. I did not want to put any balm or lotion over my nipple as I did not wanted…"

S
Shreya
Verified buyer · December 5, 2025
★★★★★

"Amazing tool for breastfeeding! These protect sensitive, chapped or cracked nipples like little shields. No more sticking to clothing/bras and wincing when anything bumps into my chest. I've been…"

J
J
Verified buyer · September 25, 2025
★★★★★

"I cant belive they heal hours within you put them on. Totally a must while breastfeeding. Such a good quality"

M
Maria
Verified buyer · April 21, 2026
★★★★★

"I used these for the first four weeks after baby came. It was during that phase where baby was so small he didn’t have a great latch and so I was getting sore nipples. This was great for protecting…"

J
Jessica
Verified buyer · December 10, 2025
★★★★★

"Only paci my breast feed three week old has accepted so far🙌🏼"

H
Hannah
Verified buyer · April 6, 2026
★★★★★

"Worked great and would definitely use again. The only thing is sizing can be tricky. I would’ve gotten a size bigger and I’d consider my size to be on the smaller side. If you’re not sure, just size…"

D
DB
Verified buyer · November 17, 2025
★★★★★

"I wore these for the first two months and they truly saved my breastfeeding journey - worked exactly how I expected. They gave instant relief. I basically wore them day and night for the first 6…"

G
Giselle
Verified buyer · January 28, 2026
★★★★★

"Love these , I bought due to damage from pumping . One week with creams and balms didn’t do much but two days with these and I’m almost healed !"

A
Amazon
Verified buyer · September 27, 2025
★★★★★

"LIFE. SAVER. Bought this the first week I started nursing my son and had the WORST cracked nipples. These solved the issues OVERNIGHT!"

S
ShanKelly92
Verified buyer · January 27, 2026
★★★★★

"I was lucky to find this pad for my grandson’s bassinet. I like how it is all natural snd organic. Just make sure to buy it a little bigger because it shrinks after washing. Also give ample time…"

L
Lucinda
Verified buyer · April 7, 2026
★★★★☆

"These helped at first but it seemed like the edges dug into my skin making it irritated (might have needed the larger ones). Once my milk came in more, milk would spill everywhere. I found that milk…"

T
Trish
Verified buyer · May 10, 2025
★★★★★

"Perfect. Great price and my little one very opposed to training has only had accidents in the last week. My daughter is 2yrs old, 27 lbs and the Medium is perfect. She has room in them but the arent…"

E
Elizabeth
Verified buyer · April 2, 2026
★★★★★

"Initially, I was skeptical of using it, but when my doc referred it to me for my cracked nipple, it worked like a charm. I did not want to put any balm or lotion over my nipple as I did not wanted…"

S
Shreya
Verified buyer · December 5, 2025
★★★★★

"Amazing tool for breastfeeding! These protect sensitive, chapped or cracked nipples like little shields. No more sticking to clothing/bras and wincing when anything bumps into my chest. I've been…"

J
J
Verified buyer · September 25, 2025
★★★★★

"I cant belive they heal hours within you put them on. Totally a must while breastfeeding. Such a good quality"

M
Maria
Verified buyer · April 21, 2026
★★★★★

"I used these for the first four weeks after baby came. It was during that phase where baby was so small he didn’t have a great latch and so I was getting sore nipples. This was great for protecting…"

J
Jessica
Verified buyer · December 10, 2025
★★★★★

"Only paci my breast feed three week old has accepted so far🙌🏼"

H
Hannah
Verified buyer · April 6, 2026
★★★★★

"Worked great and would definitely use again. The only thing is sizing can be tricky. I would’ve gotten a size bigger and I’d consider my size to be on the smaller side. If you’re not sure, just size…"

D
DB
Verified buyer · November 17, 2025
★★★★★

"I wore these for the first two months and they truly saved my breastfeeding journey - worked exactly how I expected. They gave instant relief. I basically wore them day and night for the first 6…"

G
Giselle
Verified buyer · January 28, 2026
★★★★★

"Love these , I bought due to damage from pumping . One week with creams and balms didn’t do much but two days with these and I’m almost healed !"

A
Amazon
Verified buyer · September 27, 2025
★★★★★

"LIFE. SAVER. Bought this the first week I started nursing my son and had the WORST cracked nipples. These solved the issues OVERNIGHT!"

S
ShanKelly92
Verified buyer · January 27, 2026
★★★★★

"We got floaties for our toddler and they are great! She loves swimming and these are so nice to have. Company is owned by a husband and wife and they are kind and…"

G
Cassi Knapp
Google review · August 2026
★★★★★

"I purchased a bat costume for my daughter with Moogco and we absolutely loved it! We used it for our daughters first Santa photos. They are a small business worth…"

G
Isa Jauregui
Google review · August 2026
★★★★★

"Ordered from here and they sent my items fast! Great quality!"

G
Sarah K
Google review · August 2026
★★★★★

"High quality toys. Customer service is helpful and responsive. Will buy from this store again!"

G
M. B.
Google review · August 2026
★★★★★

"All of my dealings with them have been great!"

G
Kevin Hensler
Google review · August 2026
★★★★★

"Wonderful company to work with! Great product"

G
Claudia Zumbrennen
Google review · August 2026
★★★★★

"great prices and fast shipping!"

G
Samantha Giblin
Google review · August 2026
★★★★★

"Wonderful products"

G
Kathy Sterry
Google review · August 2026
★★★★☆

"Did the job, kept me more comfortable the first couple weeks postpartum as breastfeeding was established. Next time I would go for the design that has perforated holes for airflow."

G
GI
Verified buyer · April 14, 2025
★★★★★

"As a breastfeeding mom I truly couldn’t recommend these more. They literally SAVED MY LIFE in the newborn stage and then saved me again when teething started. They’re easy to use, easy to clean and…"

T
Tiffany
Verified buyer · September 2, 2025
★★★★★

"This is a great item to have for breastfeeding mommas. It feels very cooling and refreshing after breastfeeding and makes wearing nursing bras very comfortable since the fabric is not rubbing on your…"

M
Micho
Verified buyer · September 21, 2025
★★★★★

"These cups protect and help heal sore nipples so quickly. Comfortable under a bra, easy to clean, and worth the investment for breastfeeding. Stats: 5’3”, 140 lbs, 8 weeks postpartum & nursing"

P
Postpartum
Verified buyer · September 25, 2025
★★★★★

"Great value for the price compared to name brand silverettes. I only really used them for maybe 2-3 weeks, so I’m glad I didn’t spend the extra money when these got the job done just as well"

H
Hailey
Verified buyer · September 7, 2025
★★★★★

"These are perfect for breastfeeding. They help keep any ointment or lanolin from getting on your clothes and smooth for immediate relief of cracks or nipple soreness in the first few weeks."

J
jake
Verified buyer · March 25, 2026
★★★★★

"Had a cracked nipple, added some organic ointment and put this over it, healed in 2 days! Recommend it 100%"

J
Jasmin
Verified buyer · October 28, 2025
★★★★★

"These are great for nursing in the first few weeks when there’s soreness and breakdown. Would recommend!"

J
Julie
Verified buyer · April 10, 2026
★★★★☆

"These were wonderful for me postpartum while learning to breastfeed. Highly recommend. They are easy to clean & very functional."

B
Bridget
Verified buyer · December 10, 2025
★★★★☆

"It saved my nipples multiple times. They’re super light. Quality is good, they do bend for no reason lol overall a good product."

W
W
Verified buyer · September 8, 2025
★★★★☆

"These were great in the beginning helped me so much."

K
Kyle
Verified buyer · December 11, 2025
★★★★★

"Any first time mama BUY THIS PRODUCT!!!! I cannot recommend and rave about this enough. They HELPED so so much! I wore them all the time when my nipples felt dry, cracked, and just hurt. Those first…"

C
Chaise
Verified buyer · January 4, 2026
★★★★☆

"Did the job, kept me more comfortable the first couple weeks postpartum as breastfeeding was established. Next time I would go for the design that has perforated holes for airflow."

G
GI
Verified buyer · April 14, 2025
★★★★★

"As a breastfeeding mom I truly couldn’t recommend these more. They literally SAVED MY LIFE in the newborn stage and then saved me again when teething started. They’re easy to use, easy to clean and…"

T
Tiffany
Verified buyer · September 2, 2025
★★★★★

"This is a great item to have for breastfeeding mommas. It feels very cooling and refreshing after breastfeeding and makes wearing nursing bras very comfortable since the fabric is not rubbing on your…"

M
Micho
Verified buyer · September 21, 2025
★★★★★

"These cups protect and help heal sore nipples so quickly. Comfortable under a bra, easy to clean, and worth the investment for breastfeeding. Stats: 5’3”, 140 lbs, 8 weeks postpartum & nursing"

P
Postpartum
Verified buyer · September 25, 2025
★★★★★

"Great value for the price compared to name brand silverettes. I only really used them for maybe 2-3 weeks, so I’m glad I didn’t spend the extra money when these got the job done just as well"

H
Hailey
Verified buyer · September 7, 2025
★★★★★

"These are perfect for breastfeeding. They help keep any ointment or lanolin from getting on your clothes and smooth for immediate relief of cracks or nipple soreness in the first few weeks."

J
jake
Verified buyer · March 25, 2026
★★★★★

"Had a cracked nipple, added some organic ointment and put this over it, healed in 2 days! Recommend it 100%"

J
Jasmin
Verified buyer · October 28, 2025
★★★★★

"These are great for nursing in the first few weeks when there’s soreness and breakdown. Would recommend!"

J
Julie
Verified buyer · April 10, 2026
★★★★☆

"These were wonderful for me postpartum while learning to breastfeed. Highly recommend. They are easy to clean & very functional."

B
Bridget
Verified buyer · December 10, 2025
★★★★☆

"It saved my nipples multiple times. They’re super light. Quality is good, they do bend for no reason lol overall a good product."

W
W
Verified buyer · September 8, 2025
★★★★☆

"These were great in the beginning helped me so much."

K
Kyle
Verified buyer · December 11, 2025
★★★★★

"Any first time mama BUY THIS PRODUCT!!!! I cannot recommend and rave about this enough. They HELPED so so much! I wore them all the time when my nipples felt dry, cracked, and just hurt. Those first…"

C
Chaise
Verified buyer · January 4, 2026