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Not to be confused with the actual Mech Jet.

71707 Kai's Mech Jet is a 2-in-1 LEGO Ninjago set that was released on January 1, 2020. It includes Digi Kai, Richie, the Orange Key-Tana within a Loot Box, Richie's hoverboard and the Mech Jet, which can be built into either the Jet form or the Mech form.

Description

Kai’s Mech Jet (71707) is the ideal birthday gift for kids who love LEGO® NINJAGO® Mechs and Toy Planes. This is a 2-in-1 toy playset, which increases building and play possibilities. Kids can choose for it to be a toy jet plane or a mech toy for exciting adventures in Prime Empire with NINJAGO Kai. The fun new way to build LEGO gifts Instructions PLUS offers an interactive guide to build this toy jet and mech toy and makes it even more fun. Available in the free LEGO Life app; it has zoom and rotate viewing tools to help youngsters build independently. The perfect guide to create this toy playset. The best building kits for kids LEGO NINJAGO buildable toys let kids enter a mystical world where they can indulge in imaginative play as a team of mini ninjas take on the forces of evil. Kids will be completely enthralled as they role-play with toy jets, NINJAGO Mechs, speeders, dragons and temples.

  • Brilliant LEGO® NINJAGO® building kit for kids featuring Kai’s Mech Jet. This toy playset will be adored by kids who love buildable toys and creating exciting stories with NINJAGO figures and mech toys.
  • This building set includes a NINJAGO® Mech that rebuilds into a toy plane, 2 minifigures: NINJAGO® Kai and Richie, and a Key-Tana. Together they will fuel kids' creativity as they re-enact scenes from Prime Empire.
  • New for January 2020, this toy jet plane creates a world of possibilities as it can also be rebuilt into a powerful mech toy with posable arms and legs and shoot studs.
  • This 217-piece action toy is a rewarding build for boys and girls aged 7+ and makes a great holiday gift. The awesome building set will inspire kids to embrace imaginative play as they bring to life their favorite ninjas.
  • LEGO® NINJAGO® Mech action toys are the perfect size to play with at home or take with you for fun on the go. The mech measures over 6” (16 cm) high and 9” (25 cm) wide.
  • No batteries are required for this construction toy – it’s simply fueled by kids’ vivid imaginations, so you never need to leave the NINJAGO® realm.
  • The perfect ninja playset to give to a young LEGO® builder. The bricks and buildable figures come with paper instructions, as well as the amazing digital and interactive Instructions Plus guide on the free LEGO Life app.
  • LEGO® NINJAGO® collectible buildable toys let kids enter a thrilling world of fantasy action and create stories with their favorite ninjas as they take on the forces of evil.
  • LEGO® bricks have met the highest industry standards for more than 60 years, ensuring they are always consistent, compatible and easily pull apart every time. LEGO always delivers quality here on Earth or in the action-packed NINJAGO® realm.
  • These LEGO® bricks and pieces have been relentlessly tested and meet the highest global safety and quality standards. With LEGO playsets, you always have your peace of mind.

Trivia

  • This is the first Ninjago set which can be built in two different ways, similar to another LEGO line named LEGO Creator, which incorporates several different builds within a set.
  • This is the cheapest set that Richie and the Orange Key-Tana appears in.
  • The jet form of this set was first seen in "Racer Seven," and the mech form was first seen in The Speedway Five-Billion."

Gallery

Building Instructions

Sets

Masters of Spinjitzu Sets

2258 Ninja Ambush · 2259 Skull Motorbike · 2260 Ice Dragon Attack · 2263 Turbo Shredder · 2504 Spinjitzu Dojo · 2505 Garmadon's Dark Fortress · 2506 Skull Truck · 2507 Fire Temple · 2508 Blacksmith Shop · 2509 Earth Dragon Defense · 2516 Ninja Training Outpost · 2518 Nuckal's ATV · 2519 Skeleton Bowling · 2521 Lightning Dragon Battle

2011 Spinners

2111 Kai · 2112 Cole · 2113 Zane · 2114 Chopov · 2115 Bonezai · 2116 Krazi · 2170 Cole DX · 2171 Zane DX · 2172 Nya · 2173 Nuckal · 2174 Kruncha · 2175 Wyplash · 2520 Ninjago Battle Arena · 2254 Mountain Shrine · 2255 Sensei Wu · 2256 Lord Garmadon · 2257 Spinjitzu Starter Set

Rise of the Snakes Sets

9440 Venomari Shrine · 9441 Kai's Blade Cycle · 9442 Jay's Storm Fighter · 9443 Rattlecopter · 9444 Cole's Tread Assault · 9445 Fangpyre Truck Ambush · 9446 Destiny's Bounty · 9455 Fangpyre Mech · 9456 Spinner Battle Arena · 9457 Fangpyre Wrecking Ball · 9447 Lasha's Bite Cycle · 9448 Samurai Mech · 9449 Ultra Sonic Raider · 9450 Epic Dragon Battle

2012 Spinners

9551 Kendo Cole · 9552 Lloyd Garmadon · 9553 Jay ZX · 9554 Zane ZX · 9555 Mezmo · 9556 Bytar · 9557 Lizaru · 9558 Training Set · 9561 Kai ZX · 9562 Lasha · 9563 Kendo Zane · 9564 Snappa · 9566 Samurai X · 9567 Fang-Suei · 9569 Spitta · 9570 NRG Jay · 9571 Fangdam · 9572 NRG Cole · 9573 Slithraa · 9574 Lloyd ZX · 9579 Starter Set · 9590 NRG Zane · 9591 Weapon Pack

Legacy of the Green Ninja Sets

70500 Kai's Fire Mech · 70501 Warrior Bike · 70502 Cole's Earth Driller · 70503 The Golden Dragon · 70504 Garmatron · 70505 Temple of Light

Rebooted Sets

70720 Hover Hunter · 70721 Kai Fighter · 70722 OverBorg Attack · 70723 Thunder Raider · 70724 NinjaCopter · 70725 Nindroid MechDragon · 70726 Destructoid · 70727 X-1 Ninja Charger · 70728 Battle for Ninjago City · 5002144 Ninjago Battle Pack

The Tournament of Elements Sets

70745 Anacondrai Crusher · 70746 Condrai Copter Attack · 70747 Cole's Boulder Blaster · 70748 Titanium Dragon · 70749 Enter the Serpent · 70750 Ninja DB X · 70752 Jungle Trap · 70753 Lava Falls · 70754 Jay's ElectroMech · 70755 Jungle Raider · 70756 Dojo Showdown

Possession Sets

70730 Chain Cycle Ambush · 70731 Jay Walker One · 70732 City of Stiix · 70733 Blaster Bike · 70734 Master Wu Dragon · 70735 Ronin R.E.X. · 70736 Attack of the Morro Dragon · 70737 Titan Mech Battle · 70738 Final Flight of Destiny's Bounty

Airjitzu Flyers

70739 Airjitzu Kai Flyer · 70740 Airjitzu Jay Flyer · 70741 Airjitzu Cole Flyer · 70742 Airjitzu Zane Flyer · 70743 Airjitzu Morro Flyer · 70744 Airjitzu Wrayth Flyer

Skybound Sets

70591 Kryptarium Prison Breakout · 70594 The Lighthouse Siege · 70599 Cole's Dragon · 70600 Ninja Bike Chase · 70601 Sky Shark · 70602 Jay's Elemental Dragon · 70603 Raid Zeppelin · 70604 Tiger Widow Island · 70605 Misfortune's Keep

Day of the Departed Sets

70751 Temple of Airjitzu · 70588 Titanium Ninja Tumbler · 70589 Rock Roader · 70590 Airjitzu Battle Grounds · 70592 Salvage M.E.C. · 70595 Ultra Stealth Raider · 70596 Samurai X Cave Chaos

The Hands of Time Sets

70621 The Vermillion Attack · 70622 Desert Lightning · 70623 Destiny's Shadow · 70624 Vermillion Invader · 70625 Samurai VXL · 70626 Dawn of Iron Doom · 70627 Dragon's Forge

The LEGO Ninjago Movie sets

70606 Spinjitzu Training · 70607 Ninjago City Chase · 70608 Master Falls · 70609 Manta Ray Bomber · 70610 Flying Jelly Sub · 70611 Water Strider · 70612 Green Ninja Mech Dragon · 70613 Garma Mecha Man · 70614 Lightning Jet · 70615 Fire Mech · 70616 Ice Tank · 70617 Temple of the Ultimate Ultimate Weapon · 70618 Destiny's Bounty · 70620 Ninjago City · 70629 Piranha Attack · 70631 Garmadon's Volcano Lair · 70632 Quake Mech · 70656 garmadon, Garmadon, GARMADON! · 70657 Ninjago City Docks · 71019 The LEGO Ninjago Movie Series

Sons of Garmadon sets

70638 Katana V11 · 70639 Street Race of the Snake Jaguar · 70640 S.O.G. Headquarters · 70641 Ninja Nightcrawler · 70642 Killow vs. Samurai X · 70643 Temple of Resurrection · 10755 Zane's Ninja Boat Pursuit

Spinjitzu Masters Spinners

70628 Lloyd Spinjitzu Master · 70633 Kai Spinjitzu Master · 70634 Nya Spinjitzu Master · 70635 Jay Spinjitzu Master · 70636 Zane Spinjitzu Master · 70637 Cole Spinjitzu Master

Hunted Sets

70650 Destiny's Wing · 70651 Throne Room Showdown · 70652 Stormbringer · 70653 Firstbourne · 70654 Dieselnaut · 70655 The Dragon Pit · 70658 Oni Titan

Master of Dragons Flyers

70644 Golden Dragon Master · 70645 Cole - Dragon Master · 70646 Jay - Dragon Master · 70647 Kai - Dragon Master · 70648 Zane - Dragon Master

Legacy 1 Sets

70665 Samurai Mech · 70666 The Golden Dragon · 70667 Kai's Blade Cycle & Zane's Snowmobile · 70668 Jay's Storm Fighter · 70669 Cole's Earth Driller · 70670 Monastery of Spinjitzu · 70679 The Ultra Dragon · 70680 Monastery Training · 853899 Lloyd's Kendo Training Pod

Spinjitzu Spinners

70659 Spinjitzu Kai · 70660 Spinjitzu Jay · 70661 Spinjitzu Zane · 70662 Spinjitzu Cole · 70663 Spinjitzu Nya & Wu · 70664 Spinjitzu Lloyd vs Garmadon

March of the Oni Set

853866 Accessory Set 2019

Secrets of the Forbidden Spinjitzu Sets

70671 Lloyd's Journey · 70672 Cole's Dirt Bike · 70673 ShuriCopter · 70674 Fire Fang · 70675 Katana 4x4 · 70676 Lloyd's Titan Mech · 70677 Land Bounty · 70678 Castle of the Forsaken Emperor

Spinjitzu Slam Spinners

70681 Spinjitzu Slam - Lloyd · 70682 Spinjitzu Slam - Jay · 70683 Spinjitzu Slam - Zane · 70684 Spinjitzu Slam - Kai vs Samurai

Legacy 2 Sets

71699 Thunder Raider · 71700 Jungle Raider · 71701 Kai’s Fire Dragon · 71702 Golden Mech · 71703 Storm Fighter Battle · 71704 Kai Fighter · 71705 Destiny's Bounty

Prime Empire Sets

71706 Cole's Speeder Car · 71707 Kai's Mech Jet · 71708 Gamer's Market · 71709 Jay and Lloyd's Velocity Racers · 71710 Ninja Tuner Car · 71711 Jay's Cyber Dragon · 71712 Empire Temple of Madness · 71713 Empire Dragon

Avatar - Arcade Pods

71714 Kai Avatar - Arcade Pod · 71715 Jay Avatar - Arcade Pod · 71716 Lloyd Avatar - Arcade Pod

Master of the Mountain Sets

71717 Journey to the Skull Dungeons · 71718 Wu's Battle Dragon · 71719 Zane's Mino Creature · 71720 Fire Stone Mech · 71721 Skull Sorcerer's Dragon · 71722 Skull Sorcerer's Dungeons

Spinjitzu Burst Spinners

70685 Spinjitzu Burst Cole · 70686 Spinjitzu Burst Kai · 70687 Spinjitzu Burst Lloyd

Start a Discussion Discussions about 71707 Kai's Mech Jet

  • What is your set collection?

    4 messages
    • I'm sure some collectors have basically everything. And all of the Stop-Motion youtubers. They need all the sets to have unlimited animat...
    • Probably right. They want to show off by displaying all of their sets. 
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