1 / 7Flight Knight FK21_NAVY_L Large 30-Inch Suitcase
Inch: The Flight Knight FK21_NAVY_L is a large, hard-shell suitcase with spinner wheels, a built-in TSA lock and a telescopic handle. Its listed weight is 4.31 kg, while customer feedback praises its light feel and size but raises concerns about handle strength and durability.
At a glance
- Large 30-inch size with listed dimensions of 52L x 30W x 76.5H centimetres.
- Four spinner wheels and a telescopic extendable handle for manoeuvring.
- Built-in TSA combination lock is described in the listing as a three-digit lock.
- Listing identifies water resistance, packing straps and a shoe compartment.
Pros and cons
Pros
- The listed 4.31 kg weight is relatively light for a large suitcase, and customer feedback also describes it as lightweight.
- Four spinner wheels and a telescopic handle provide familiar rolling and pulling options.
- The built-in TSA lock and packing organisation features are useful for travel and packing.
Cons
- Customer feedback raises durability concerns, including reports of a flimsy-feeling handle and suitcases breaking during use.
Technical specifications
16 specifications| Brand | Flight Knight |
|---|---|
| Model | FK21_NAVY_L |
| Size | Large 30" |
|---|---|
| Dimensions | 52L x 30W x 76.5H centimetres |
| Weight | 4.31 Kilograms |
| Shell type | Hard |
|---|---|
| Materials | Acrylonitrile Butadiene Styrene (ABS), Polycarbonate (PC), Polyester |
| Water resistance listed | Water Resistant |
| Colour | Navy |
| Pattern | Solid |
| Wheel type | Spinner |
|---|---|
| Number of wheels | 4 |
| Handle type | Telescopic Extendable Handle |
| Lock type | TSA Lock |
|---|---|
| Strap type | Stretchable |
| Other listed features | Packing Straps, Shoe Compartment, Telescopic Handle, Wheel, Zip Closure |
What to know before buying
Listing details to confirm
The listing's headline describes eight spinner wheels, while its technical details and product copy specify four wheels or four spinners. It also promotes airline cabin compatibility, but this selected model is listed as Large 30-inch with dimensions of 52L x 30W x 76.5H centimetres. Confirm the exact size and wheel configuration against your selected listing, and check your airline's baggage limits before travel. The listed water resistance does not specify a rating or protection level. The stated five-year manufacturer's warranty is a listing claim, so check its applicable terms.
Who is it for?
A good fit for
- Travellers seeking a large checked suitcase with a hard shell, spinner wheels and an integrated lock.
- Buyers who value a comparatively light listed weight and internal packing features.
Less suited to
- Travellers who need cabin baggage dimensions. This model is listed as Large 30-inch.
- Buyers who require strong reassurance about handle and case durability based on customer feedback.

Customer reviews on Amazon
- 5 stars
53% 53% - 4 stars
23% 23% - 3 stars
9% 9% - 2 stars
4% 4% - 1 star
11% 11%
Customer feedback highlights a light feel, good perceived value and a useful size, alongside concerns about durability. Reports of a flimsy-feeling handle and breakage matter for a large suitcase likely to be used as checked baggage. These comments are perceptions rather than verified performance findings. Aggregate ratings are more positive overall, but do not identify why customers rated it as they did.
Positive themes
- Customers describe the suitcase as lightweight and like its size.
- Customers report good value for money.
Negative themes
- Some customers report that the handle feels flimsy and the suitcase has broken during use.
Mixed feedback
- Positive overall aggregate ratings coexist with a notable share of low ratings. Ratings alone do not explain the reasons behind them.
Frequently asked questions
Is the FK21_NAVY_L a cabin suitcase?
It is listed as Large 30-inch and measures 52L x 30W x 76.5H centimetres. The cabin compatibility claims refer to cabin-size options generally, so verify this model's dimensions against your airline's baggage rules.
How many wheels does this suitcase have?
The technical details list four wheels, and other product copy describes four spinner wheels. The title and a feature claim say eight, so the wheel count is inconsistent in the listing and should be confirmed.
Does it have a TSA lock?
The listing specifies a built-in TSA lock and describes it as a three-digit combination lock.
What do customers report about durability?
Customer feedback is mixed. Customers mention its light feel and size positively, while some report a flimsy-feeling handle and breakage during use.

Alternative options

RMW Suitcase Large 28 Inch Hard Shell Check-In Luggage | Lightweight with TSA Combination Lock, 4 Dual Spinner Wheels, Reinforced Zipper, Durable Travel Trolley Case
£68.99

Flight Knight Premium Lightweight Suitcase - Built-in TSA Lock - 8 Spinner Wheels - ABS Hard Shell Check in Highly Durable Luggage - Large - 76.5x52x30cm
£69.99






















