K'NEX Building Toys

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2,050 results

New listingK'NEX Imagine 2 Building Sets: 18025 35 Models 522pcs + 23012 50 Models w/ Motor
Pre-owned · K'NEX
£15.06
£5.21 P&P
K’NEX Vintage job lot Bundle
Pre-owned · K'NEX
£7.55
£3.38 P&P
1 bid
2h 4m
New listingK’NEX KNEX Mecha Strike Roller Coaster Set Motorized Thrill Ride (94% Complete)
Pre-owned · K'NEX
(2)
£11.95
£5.15 P&P
K’NEX Knex 5kg Large Bundle Inc Rods Connectors Cogs Pieces Toys Wheels STEM
Pre-owned · K'NEX
£39.95
or Best Offer
£4.87 P&P
Click & Collect
HUGE K'NEX BUNDLE 12kg WHEELS Rods Connectors panels cogs joblot knex
Pre-owned · K'NEX
£130.68
or Best Offer
£13.63 P&P
Click & Collect
Knex Tub And Parts Bits Joblot Bundle
Pre-owned · K'NEX
£16.13
or Best Offer
Free postage
K'NEX Typhoon Frenzy Roller Coaster Building Set, 2 Building Ideas, Age 9+, VGC.
Pre-owned · K'NEX
£1.13
£3.71 P&P
1 bid
8h 35m
Knex Storm Mountain Glow In The Dark Roller Coaster
Pre-owned · K'NEX
£63.08
or Best Offer
£3.71 P&P
K'NEX 4WD 4 Wheel Drive Truck Building Set - 320 Pieces 3 models Gift NEW
Brand new · K'NEX
£9.95
£2.95 P&P
Click & Collect
Vintage K'NEX Roller Coaster Building Set (Model #63030) 1995 100% complete
Pre-owned · K'NEX
£63.07
£5.64 P&P
MASSIVE mixed Bundle K'NEX Cases, Wheels, Motors, Box Set, Parts, Pieces Job Lot
Pre-owned · K'NEX
£135.00
or Best Offer
£12.95 P&P
Click & Collect
MICRO MINI K'NEX Chain Link 20mm X25
Pre-owned · K'NEX
£2.49
£1.99 P&P
286 sold
New listingK'NEX K'NEXosaurus Rex Walking Dinosaur Construction Build It Toy CH
Pre-owned · K'NEX
£5.00
£4.50 P&P
Click & Collect
0 bids
34m 24s
Knex 5.75 Kilo Bundle
Pre-owned · K'NEX
£50.00
or Best Offer
Free postage
Click & Collect
Knex Big Ball Factory- 3000+ pieces+ extra set included
Pre-owned · K'NEX
£104.67
£5.21 P&P
0 bids
1d 2h
K’nex Job Lot Including wheels Instruction Manuals Vehicles Knex Pieces
Pre-owned · K'NEX
£21.48
or Best Offer
£4.06 P&P
Mixed K'nex Parts Rods / Connectors / Wheels / Cogs Job Lot Bundle 1.5KG VGC
Pre-owned · K'NEX
£12.95
£3.99 P&P
Click & Collect
Job Lot Bundle of 51 Different Knex K'NEX Cogs.
Pre-owned · K'NEX
£12.99
or Best Offer
£2.90 P&P
Click & Collect
197 sold
K'NEX Konstructors Construction 74 pcs 20705 from 1998 Brand New
Brand new · K'NEX
£13.97
£3.60 P&P
Click & Collect
Knex K’nex Titanfall IMC Pilot Strike Building Set Toy New & Sealed
Brand new · K'NEX
£18.00
or Best Offer
£3.45 P&P
Click & Collect
MICRO K'NEX KNEX RED YELLOW GREEN GREY ORANGE BLACK CONNECTORS
Pre-owned · K'NEX
£3.95 to £5.95
Free postage
KNEX K'NEX Motors Cogs Gears Springs Coaster Sprockets Batteries Panels etc
Pre-owned · K'NEX
£3.95 to £12.95
Free postage
K'NEX KNEX - SPARE RODS CONNECTORS SPACERS PURPLE ORANGE GREEN WHITE BLACK
Pre-owned · K'NEX
£2.95 to £6.95
Free postage
K'NEX KNEX - SPARE RODS CONNECTORS SPACERS RED BLUE YELLOW GREY BEIGE
Pre-owned · K'NEX
£3.95 to £6.95
Free postage
K'Nex 24101 Maxima Extreme Vehicles
Pre-owned · K'NEX
£18.95
£5.99 P&P
Click & Collect
K'Nex - Cool Machines - Rally Sport Set - Complete in Original Packaging
New (other) · K'NEX
£34.48
£3.38 P&P
0 bids
7h 43m
K'NEX Storm Mountain Roller Coaster Set Glow In The Dark 4ft Track New Unused
New (other) · K'NEX
£9.99
£4.99 P&P
Click & Collect
1 bid
4d 6h
Knex Big Ball Factory- 3000+ pieces-motor included- bulk lot
New (other) · K'NEX
£104.67
£5.21 P&P
1 bid
1d 2h
K'Nex 6 Foot Double Ferris Wheel
Pre-owned · K'NEX
£156.68
£5.88 P&P
Vintage Rippin Rocket Roller Coaster Set Knex Everything Included
Pre-owned · K'NEX
£68.28
or Best Offer
£7.19 P&P
2x K'nex Flex1211- 12011 Sets, Large Instructions," new way To Build"Set.
Pre-owned · K'NEX
£16.13
£4.99 P&P
Click & Collect
New listingKNEX 70 Model Building Set
Pre-owned · K'NEX
£12.92
or Best Offer
£3.38 P&P
K'NEX RODS - K'NEX Rod 32 mm White - KNEX - Ref # 90951 FREE P&P
Brand new · K'NEX
£3.68 to £22.99
Free postage
K'nex Buliding Set 125 Pieces
Brand new · K'NEX
£11.99
or Best Offer
£3.45 P&P
Click & Collect
Large K'NEX Bundle Job Lot Mint condition. late 90s STEM
Pre-owned · K'NEX
£26.68
or Best Offer
£5.21 P&P
0 bids
27m 10s
K'Nex Micro Knex Connectors. 5-Way, Red x40
Pre-owned · K'NEX
£2.99
£1.50 P&P
Knex K'nex X Battlers: Saw Shark And Crushing Cobra Brand New Boxed Rare 2005
Brand new · K'NEX
£32.99
or Best Offer
£3.35 P&P
Click & Collect
K'NEX Rod 128mm Red KNEX RED RODS 128mm PART #90954 - Bundle 20 RODS
Pre-owned · K'NEX
£4.98
Free postage
Huge K’nex Bundle With 4 Sets In One Box With Instructions Plus Motorised Unit
Pre-owned · K'NEX
£10.78
£5.21 P&P
0 bids
7h 55m
Retro ' K'Nex Manuals Bundle ' 24101 Maxima Extreme Vehicles Model 90's Lot ***
Pre-owned · K'NEX
£26.00
Free postage
Click & Collect
K'NEX Multi-Listing Spare Parts- Free UK Postage over £10
Pre-owned · K'NEX
£1.16 to £5.43
£2.70 P&P
K’nex Job Lot Including wheels Instruction Manuals Vehicles Knex Pieces
Pre-owned · K'NEX
£29.50
£6.95 P&P
Click & Collect
K'nex Connector Red 3 Way x100
Pre-owned · K'NEX
£8.00
or Best Offer
Free postage
K'NEX PAC-MAN SPIRAL'S PAC WORLD MAZE BUILDING SET -NEW & SEALED .
Brand new · K'NEX
£21.47
£3.38 P&P
Knex - Lot of 60 K'nex Silver Grey Spacers.
Pre-owned · K'NEX
£2.99
£1.50 P&P
264 sold
KNEX Super Mario Figures x6 MARIO LUIGI TOAD DONKEY KONG GOOMBA
Pre-owned · K'NEX
£14.99
£3.49 P&P
Click & Collect
LARGE Job Lot Bundle of 55 Different Knex K'NEX Cogs.
Pre-owned · K'NEX
£14.99
or Best Offer
£3.50 P&P
Click & Collect
k'nex 10 knex wheels, good condition!!.
Pre-owned · K'NEX
£2.99
£1.50 P&P
1,300 sold
K'Nex Micro Knex Connectors. 1-Way Straight, Green x25
Pre-owned · K'NEX
£2.99
Free postage
K'NEX Racing Fun Set 11554 Plus Carry Travel Case - Inc Instructions
Pre-owned · K'NEX
£1.13
£3.38 P&P
0 bids
5d 7h
K'NEX KNEX WHEELS TYRES *Multi Listing* Choose your spare items
Pre-owned · K'NEX
£3.95 to £6.95
Free postage
16 sold
K'NEX Racing Fun 10 Model Building Set 115pcs Ages 5+ Collectors Set 16603/69943
Brand new · K'NEX
£12.92
or Best Offer
£2.94 P&P
Click & Collect
Orange K’nex Man. Discontinued. Knex Robot Men.
Pre-owned · K'NEX
£4.99
£1.90 P&P
K’nex Star Shooter Roller Coaster Building Set
New (other) · K'NEX
£13.97
or Best Offer
£5.00 P&P
Click & Collect
KNEX 3-IN-1 Classic Amusement Park Building Set (Yrs 9+) Battery Powered
Pre-owned · K'NEX
£25.64
or Best Offer
£3.38 P&P
Click & Collect
New listingKNEX Connector Bundle - 2 3 4 5 7 8 Way -Red Grey Green Yellow Blue Purple K’NEX
Pre-owned · K'NEX
£7.49
Free postage
Click & Collect
K’NEX Knex 2kg Bundle Inc COMPLETE Street Mods 12023 & Moto Bot Spider 12153 Set
Pre-owned · K'NEX
£15.08
or Best Offer
£3.99 P&P
Click & Collect
50 Knex Yellow 180 degree 5 way connector.
Pre-owned · K'NEX
£4.99
or Best Offer
£2.99 P&P
K'nex Large Blue Carry Case with Parts included wheels, small parts etc
Pre-owned · K'NEX
£16.13
or Best Offer
£4.06 P&P
Kid Knex K'nex Bundle - 1990s With Untested Motor With Instructions Booklet
Pre-owned · K'NEX
£16.12
or Best Offer
£3.71 P&P

Best selling

See all

K'NEX Thrill Rides 3-IN-1 Classic Amusement Park Building Set - 744 Pieces (17035)
(9)
£45.00 New
£16.13 Used
K'NEX 79318 Stem Explorations Gears Building Set for 8 Years 143 Parts
£14.40 New
£8.64 Used
K'NEX 34366 Creation Zone 50 Model Building Set
(4)
£30.59 New
£10.77 Used
K'NEX 80209 Mega Models Building Set 3D Educational Toys for Kid
£43.91 New
£29.81 Used
K'NEX Thrill Rides Roller Coaster Fun Building Set For Boys And Girls - 80216
£34.29 New
£16.13 Used
K'NEX Kid Dino Dudes Building Set - Ages 3
(2)
£37.99 New
£10.78 Used
K'NEX Education Stem Explorations Roller Coaster Building Set 546pc 77078 8yrs
(1)
£30.00 New
£21.48 Used
The Beatles Yellow Submarine Sgt Peppers Club Band Figures From K'NEX 48051
(1)
£11.99 New

K'NEX Building Toys

Shop by category

2,050 results

New listingK'NEX Imagine 2 Building Sets: 18025 35 Models 522pcs + 23012 50 Models w/ Motor

K’NEX Vintage job lot Bundle

New listingK’NEX KNEX Mecha Strike Roller Coaster Set Motorized Thrill Ride (94% Complete)

K’NEX Knex 5kg Large Bundle Inc Rods Connectors Cogs Pieces Toys Wheels STEM

HUGE K'NEX BUNDLE 12kg WHEELS Rods Connectors panels cogs joblot knex

Knex Tub And Parts Bits Joblot Bundle

K'NEX Typhoon Frenzy Roller Coaster Building Set, 2 Building Ideas, Age 9+, VGC.

Knex Storm Mountain Glow In The Dark Roller Coaster

K'NEX 4WD 4 Wheel Drive Truck Building Set - 320 Pieces 3 models Gift NEW

Vintage K'NEX Roller Coaster Building Set (Model #63030) 1995 100% complete

MASSIVE mixed Bundle K'NEX Cases, Wheels, Motors, Box Set, Parts, Pieces Job Lot

MICRO MINI K'NEX Chain Link 20mm X25

New listingK'NEX K'NEXosaurus Rex Walking Dinosaur Construction Build It Toy CH

Knex 5.75 Kilo Bundle

Knex Big Ball Factory- 3000+ pieces+ extra set included

K’nex Job Lot Including wheels Instruction Manuals Vehicles Knex Pieces

Mixed K'nex Parts Rods / Connectors / Wheels / Cogs Job Lot Bundle 1.5KG VGC

Job Lot Bundle of 51 Different Knex K'NEX Cogs.

K'NEX Konstructors Construction 74 pcs 20705 from 1998 Brand New

Knex K’nex Titanfall IMC Pilot Strike Building Set Toy New & Sealed

MICRO K'NEX KNEX RED YELLOW GREEN GREY ORANGE BLACK CONNECTORS

KNEX K'NEX Motors Cogs Gears Springs Coaster Sprockets Batteries Panels etc

K'NEX KNEX - SPARE RODS CONNECTORS SPACERS PURPLE ORANGE GREEN WHITE BLACK

K'NEX KNEX - SPARE RODS CONNECTORS SPACERS RED BLUE YELLOW GREY BEIGE

K'Nex 24101 Maxima Extreme Vehicles

K'Nex - Cool Machines - Rally Sport Set - Complete in Original Packaging

K'NEX Storm Mountain Roller Coaster Set Glow In The Dark 4ft Track New Unused

Knex Big Ball Factory- 3000+ pieces-motor included- bulk lot

K'Nex 6 Foot Double Ferris Wheel

Vintage Rippin Rocket Roller Coaster Set Knex Everything Included

2x K'nex Flex1211- 12011 Sets, Large Instructions," new way To Build"Set.

New listingKNEX 70 Model Building Set

K'NEX RODS - K'NEX Rod 32 mm White - KNEX - Ref # 90951 FREE P&P

K'nex Buliding Set 125 Pieces

Large K'NEX Bundle Job Lot Mint condition. late 90s STEM

K'Nex Micro Knex Connectors. 5-Way, Red x40

Knex K'nex X Battlers: Saw Shark And Crushing Cobra Brand New Boxed Rare 2005

K'NEX Rod 128mm Red KNEX RED RODS 128mm PART #90954 - Bundle 20 RODS

Huge K’nex Bundle With 4 Sets In One Box With Instructions Plus Motorised Unit

Retro ' K'Nex Manuals Bundle ' 24101 Maxima Extreme Vehicles Model 90's Lot ***

K'NEX Multi-Listing Spare Parts- Free UK Postage over £10

K’nex Job Lot Including wheels Instruction Manuals Vehicles Knex Pieces

K'nex Connector Red 3 Way x100

K'NEX PAC-MAN SPIRAL'S PAC WORLD MAZE BUILDING SET -NEW & SEALED .

Knex - Lot of 60 K'nex Silver Grey Spacers.

KNEX Super Mario Figures x6 MARIO LUIGI TOAD DONKEY KONG GOOMBA

LARGE Job Lot Bundle of 55 Different Knex K'NEX Cogs.

k'nex 10 knex wheels, good condition!!.

K'Nex Micro Knex Connectors. 1-Way Straight, Green x25

K'NEX Racing Fun Set 11554 Plus Carry Travel Case - Inc Instructions

K'NEX KNEX WHEELS TYRES *Multi Listing* Choose your spare items

K'NEX Racing Fun 10 Model Building Set 115pcs Ages 5+ Collectors Set 16603/69943

Orange K’nex Man. Discontinued. Knex Robot Men.

K’nex Star Shooter Roller Coaster Building Set

KNEX 3-IN-1 Classic Amusement Park Building Set (Yrs 9+) Battery Powered

New listingKNEX Connector Bundle - 2 3 4 5 7 8 Way -Red Grey Green Yellow Blue Purple K’NEX

K’NEX Knex 2kg Bundle Inc COMPLETE Street Mods 12023 & Moto Bot Spider 12153 Set

50 Knex Yellow 180 degree 5 way connector.

K'nex Large Blue Carry Case with Parts included wheels, small parts etc

Kid Knex K'nex Bundle - 1990s With Untested Motor With Instructions Booklet

Best selling

K'NEX Thrill Rides 3-IN-1 Classic Amusement Park Building Set - 744 Pieces (17035)

K'NEX 79318 Stem Explorations Gears Building Set for 8 Years 143 Parts

K'NEX 34366 Creation Zone 50 Model Building Set

K'NEX 80209 Mega Models Building Set 3D Educational Toys for Kid

K'NEX Thrill Rides Roller Coaster Fun Building Set For Boys And Girls - 80216

K'NEX Kid Dino Dudes Building Set - Ages 3

K'NEX Education Stem Explorations Roller Coaster Building Set 546pc 77078 8yrs

The Beatles Yellow Submarine Sgt Peppers Club Band Figures From K'NEX 48051

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K'NEX KNEX WHEELS TYRES Multi Listing Choose your spare items