Grove GMK7550 Building Kit | MOC-199289
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Build an impressive 1:22 scale Grove GMK7550 mobile crane with 4,985 LEGO-compatible pieces. Features Control+ motor functions, extendable boom and luffing jib, and realistic engineering design—perfect for display, collectors, and construction enthusiasts.
- Product Number: MOC-199289
- Pieces: 4985 PCS
- Instruction: PDF
- Material: ABS Plastic
- Packaging: No box, securely packed in a bubble bag
- Shipped within 2-5 days
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About MOC Kits
About MOC Kits
What Is a MOC Building Kit?
- MOC stands for “My Own Creation.”
- MOC building sets are custom-designed models created by independent designers, not mass-produced official LEGO® or other major brick brand retail sets.
- They are popular among experienced builders for their unique designs, advanced building techniques, and display value.
How MOC Sets Differ from Official Retail Sets
Before purchasing, please note the following differences:
- Parts are packed in bulk
Pieces are not sorted by building steps as in standard retail sets. - Digital instructions (PDF)
Instructions are provided digitally. Printed manuals are usually not included. - More complex building process
MOC models are generally designed for adult or experienced builders and may require patience and problem-solving. - Equivalent part substitutions
No printed parts, special parts, stickers, or minifigures
When needed, these are replaced by other compatible bricks - No retail box included
MOC sets are shipped in protective packaging, but official retail-style boxes are not included.
Is This Kit Right for You?
MOC building sets are best suited for:
- Adult builders and brick-building enthusiasts
- Customers looking for unique, non-mainstream designs
- Builders who enjoy challenging and rewarding projects
If you prefer a simple, step-sorted building experience, official retail sets may be a better fit.
Order Cancellation & Changes
Please review our cancellation policy:
- Free cancellation within 2 hours of placing your order
- After 2 hours, the order enters processing. A 50% refund is available before shipment
- Once shipped, orders cannot be cancelled
This policy helps cover labor, handling, and custom preparation costs.
Order Processing & Fulfillment Flow
To ensure accuracy, all MOC orders are handled manually:
- Order placed
- Free cancellation window (within 2 hours)
- Manual part picking and preparation
- Packing and shipment
- Delivery
Once manual picking begins, labor and preparation costs are incurred, which is why cancellation terms change after the initial 2-hour window.
Missing Parts Support
- If any parts are missing or damaged, please contact us with photos and instruction step references.
- All orders include at least one free replacement request, and additional requests are provided for each additional $100 spent per order.
- Replacement parts will be sent at no additional cost.
Shipping
Shipping
| Country | Shipping Time |
|---|---|
| US, CA, AU | 7-12 Days |
| Europe | 6-10 Days |
| Asia | 5-8 Days |
| Others | 7-15 Days |
- More Details: Shipping Policy
- Track your order: Order Tracking
Return
Return
- Free supplement: Missing parts do not need to be returned and will be replaced free of charge. Each order includes at least one free replacement request, plus one more for every additional $100 spent.
- Return period: Within 30 days of receiving your order.
- Return charges: We will cover the charges if the return is due to our fault
- Details: Return Policy
Frequently Asked Questions
Frequently Asked Questions
Q1: Is shipping really free?
Yes! ToBricks offers free shipping on all orders over $20. Orders typically ship within 2-5 business days after full payment is received.
Q2: What payment methods do you offer?
We currently accept PayPal and Credit Card as payment methods. For more details on how PayPal works, you can visit the official PayPal website.
Q3: Can the product be shipped in the original box?
Our sets are packaged in bubble bags to offer a better price, unless otherwise noted on the product page.
Q4: How will you resolve product quality or missing parts issues?
If you receive a product with missing or damaged parts (due to shipping or manufacturing issues), don’t worry! Just contact us, and we’ll resend the missing parts to you free of charge.
Q5: How will I handle tariffs?
Our logistics partners are experienced in managing customs clearance, and we usually don’t incur additional customs duties.
Precision 1:22 Scale Engineering
This Grove GMK7550 model recreates the iconic mobile crane with impressive attention to detail, delivering a realistic engineering experience for advanced builders. The 1:22 scale accurately reflects the proportions of the real machine, including the multi-axle chassis, large superstructure, and extendable boom system. Ideal for enthusiasts who enjoy highly accurate mechanical builds compatible with LEGO Technic.
Realistic Transport and Operation Mode
The model faithfully recreates the crane’s transformation between transport and lifting configurations. In travel mode—without counterweights and with the operator cabin rotated—the crane measures 80 × 19 × 22 cm, giving builders an authentic representation of road-ready setup. This makes it ideal for collectors who enjoy showcasing both functional states in their LEGO-compatible displays.
LEGO Compatible, Durable, and Gift-Ready
Made from durable ABS plastic, all pieces are fully compatible with LEGO Technic elements for easy integration with other builds. The model comes securely packed in a protective bubble bag with a clear PDF instruction manual, making it an excellent gift for crane enthusiasts, adult builders, and collectors of large engineering MOCs. Its impressive size ensures lasting value for any collection.
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