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In stock (202)
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Discontinued
Not in stock

K'NEX Connector 4-way 3D Red

£0.19

Ref: 909093

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K'NEX Connector 4-way 3D Silver

£0.15

Ref: 909091
In stock (4178 units)

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Discontinued
Not in stock

K'NEX Connector 4-way 3D White

£0.11

Ref: 90909W

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Discontinued
Not in stock

K'NEX Connector 4-way 3D Yellow

£0.19

Ref: 99084

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K'NEX Connector 4-way Black

£0.01

Ref: 909052
In stock (1740 units)

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K'NEX Connector 4-way Dark green

£0.01

Ref: 90905D
In stock (393 units)

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Discontinued
Not in stock

K'NEX Connector 4-way Fluorescent Green

£0.04

Ref: 91908

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K'NEX Connector 4-way Green

£0.04

Ref: 90905
In stock (4867 units)

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Discontinued
Not in stock

K'NEX Connector 4-way Grey

£0.08

Ref: 909055

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Discontinued
Not in stock

K'NEX Connector 4-way Light green

£0.07

Ref: 909053

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Discontinued
Not in stock

K'NEX Connector 4-way Metallic green

£0.03

Ref: 91905

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Discontinued
Not in stock

K'NEX Connector 4-way Mid Blue

£0.09

Ref: 909056

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Discontinued
Not in stock

K'NEX Connector 4-way Red

£0.09

Ref: 909057

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Discontinued
Not in stock

K'NEX Connector 4-way White

£0.07

Ref: 90905W

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Discontinued
Not in stock

K'NEX Connector 4-way Yellow

£0.23

Ref: 99086

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Discontinued
Not in stock

K'NEX Connector 5-way Dark Grey

£0.08

Ref: 909062

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K'NEX Connector 5-way for Track Orange

£0.24

Ref: 90910
In stock (1047 units)

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Discontinued
Not in stock

K'NEX Connector 5-way Light Green

£0.19

Ref: 909064

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Discontinued
Not in stock

K'NEX Connector 5-way Light grey

£0.11

Ref: 90949

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Discontinued
Not in stock

K'NEX Connector 5-way Light yellow

£0.10

Ref: 90906L

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Discontinued
Not in stock

K'NEX Connector 5-way Mid Blue

£0.10

Ref: 909063

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Discontinued
Not in stock

K'NEX Connector 5-way Orange

£0.17

Ref: 90906OR

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Discontinued
Not in stock

K'NEX Connector 5-way Red

£0.10

Ref: 909065

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K'NEX Connector 5-way Yellow

£0.09

Ref: 90906
In stock (4922 units)

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Black

£0.22

Ref: 909075

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K'NEX Connector 7-way 3D Blue

£0.19

Ref: 90907
In stock (3193 units)

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K'NEX Connector 7-way 3D Dark blue

£0.12

Ref: 90907B
Very low stock (7 units)

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Light Green

£0.22

Ref: 909073

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Lilac

£0.13

Ref: 909072

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Metallic blue

£0.13

Ref: 91907

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Mid Blue

£0.18

Ref: 909074

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Discontinued
Not in stock

K'NEX Connector 7-way 3D Red

£0.22

Ref: 909076

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Discontinued
Not in stock

K'NEX Connector 7-way 3D White

£0.13

Ref: 90907W

View details
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Discontinued
Not in stock

K'NEX Connector 7-way 3D Yellow

£0.29

Ref: 99085

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Discontinued
Not in stock

K'NEX Connector 8-way Black

£0.18

Ref: 90968

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Discontinued
Not in stock

K'NEX Connector 8-way Blue

£0.18

Ref: 908003

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Discontinued
Not in stock

K'NEX Connector 8-way Orange

£0.18

Ref: 908004

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Discontinued
Not in stock

K'NEX Connector 8-way Purple

£0.19

Ref: 90908P

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Discontinued
Not in stock

K'NEX Connector 8-way Silver

£0.19

Ref: 908005

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K'NEX Connector 8-way White

£0.21

Ref: 90908
In stock (7201 units)

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Discontinued
Not in stock

K'NEX Connector-Brick adaptor Yellow

£0.09

Ref: 841800

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Discontinued
Not in stock

K'NEX Control motor

£5.95

Ref: 92845

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Discontinued
Not in stock

K'NEX Corkscrew Coaster

£19.82

Ref: 71313

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Discontinued
Not in stock

K'NEX Cover Black

£1.00

Ref: 99905

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Discontinued
Not in stock

K'NEX Crossfire Chaos coaster

£21.95

Ref: 52417

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Discontinued
Not in stock

K'NEX Crown gear (partial) Orange

£1.95

Ref: 91700

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Discontinued
Not in stock

K'NEX Crown gear large Black

£1.55

Ref: 90997

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K'NEX Crown gear large Yellow

£2.95

5% off for 8+ gears of any type
Ref: 91998
In stock (32 units)

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Discontinued
Not in stock

K'NEX Crown gear large Yellow (old code)

£1.95

Ref: 90998

View details
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Discontinued
Not in stock

K'NEX Crown gear medium Grey

£0.85

Ref: 91993

View details

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For K'NEX enthusiasts worldwide

K'NEX User Group

The K'NEX User Group was launched in 2004 to support users of the K'NEX construction kit, at home, in school and in other educational settings.

All users of K'NEX, anywhere in the world, are very welcome to use our online K'NEX Parts shop, our K'NEX sets catalogue, and our free resources, which include models to build, challenges, handy hints and free downloads.

We stock 1.2 million new K'NEX parts, and since 2018 we have been the number one supplier of genuine, new K'NEX parts worldwide.

Website last updated 22 August 2025.

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