×

Settings

Language:
Currency:
Region:

✕

Aircraft
- RC models
- Free flight
- Spare parts
  - KAVAN
  - Phoenix
  - Multiplex
  - Pelikán
  - SIG
  - FMS
  - Pilot RC
  - ExtremeFlight
  - Other
- Static models
Helicopters
- Kits
  - Electric
- RC sets
  - 3-channel
  - Aerobatic
- Spare parts
  - OMP
    - M1
    - M2
    - M4
    - M5/M6
    - M7
  - XL Power
Multicopters
- Spare parts
- Accessories
- Quadcopters
  - FPV race
  - Hobby
Cars
- Engine
  - 1:10
  - 1:8
    - Off-road
    - On-road
  - 1:5
    - Off-road
- Electric
  - 1:8
    - On-road
    - Off-road
  - 1:10
  - 1:12-1:24
    - Buggy
    - Crawler and expedition
    - Other
    - Short course
    - On-road
    - Truggy
    - Monster
  - Large scales
  - Small scales
- Spare parts
  - Kavan
  - BlackZon
  - RGT
  - HSP
  - SWORKz
  - CARTEN
  - TURBO RACING
  - HiMoto
  - TEAM CORALLY
  - YOKOMO
  - Hobbytech
  - HPI
  - LRP
  - FG
  - Mugen Seiki
  - ASSOCIATED
  - Funtek
  - FMS
  - Maverick
  - Other
Boats
- Powered
  - Electric
    - RC sets
    - Kits
    - ARTR
- Sailing
  - Kits
  - RC sets
- Spare parts
  - Joysway
- Tabletop
Tanks
- Airsoft
- IR
- Spare parts
- Accessories
Other models
- Accessories and spares
- Construction vehicles
- RC kits
RC sets
- Spare parts
  - KAVAN
- Accessories
  - S.BUS
  - Other
  - HF other modules
  - Switches
  - Cables
  - Telemetry
  - Trays and straps
  - Antennas
- Air
- Ground
Receivers
- Air
  - GHz
- Cars
  - GHz
- Accessories
- Switches
  - Electronic
  - Mechanical
Servos
- Micro
  - Analogue
  - Digital
- Accessories
  - Gears
  - Cases
  - Horns
  - Other
- Mini
  - Analogue
  - Digital
- Standard
  - Analogue
  - Digital
- Maxi
  - Analogue
  - Digital
Stabilisation and gyros
- Aircraft
- Heli
- Cars
- Accessories
RC simulators
Engines
- Glow
- Plugs
  - Glow
  - Spark
- Starting
- Spare parts
  - O.S. Max
  - DLA
  - LRP
  - Zenoah
  - HPI
  - GP
  - Hobbytech
  - Other
  - NGH
  - Kavan
- Exhaust couplings and tips
- Petrol
  - Aircraft
    - 4-stroke
    - 2-stroke
  - Cars
- Accessories
- Mufflers
  - Cars
  - Heli
  - Air
- Turbines
Motors
- Brushless
  - Air
    - Outrunners
      - Models up to 0,5 kg
        
        Motors
        
        Combos
      - Models 0,5-1 kg
        
        Motors
        
        Combos
      - Models 1-2 kg
        
        Motors
        
        Combos
      - Models from 2 kg
        
        Motors
        
        Combos
  - Car, boat
    - Combos
    - Motors
      - Sensorless
      - Sensored
  - Heli
- Spare parts
- Brushed
- Accessories
- Transmissions
ESCs
- Brushless
  - Auto
    - Sensorless
    - Sensored
  - Air
  - Heli
  - Boat
- Brushed
  - Air
  - Car, boat
- Spare parts
- Accessories
- Stabilisers and BEC
- Programming cards
Batteries
- Packs
  - LiFe
    - Tx
    - Rx
  - NiMH
    - Rx
    - Tx
    - Drive
  - Li-Ion
  - LiPo
    - Air
      - 2S
      - 3S
      - 4-5S
      - 6S
      - 7S and more
    - Cars
      - 1S
      - 2S
      - 3S
      - 4S
      - 6S
    - RX
    - TX
- Cells
  - NiCd
  - NiMH
  - Pb
  - LiFe
  - Li-ion
  - LiPo
- Accessories
Charging
- Chargers
  - AC
  - DC
  - AC DC
- Dischargers
- Stabilised power supplies
- Accessories
Connectors and cables
- Connectors
- Charging cables
  - Power
  - Rx a Tx
- Other
- Shrink foil
- Power cables
- Servo cables
- Sensor wires
Measuring devices
- Mechanical
- Electronic
Aircraft accessories
- Propellers
  - For motors
    - Fixed
      - Plastic, carbon
        
        2-blade
        
        Up to 5"
        
        6-8"
        
        9-10"
        
        11-12"
        
        13-14"
        
        15-16"
        
        17-19"
        
        Od 20"
        
        3-blade
        
        4-blade
      - Wooden
        
        2-blade
    - Folding
      - Complete
      - Blades
    - Accessories
  - For engines
    - Plastic, carbon
      - 2-blade
        
        Up to 8"
        
        9-10"
        
        11-12"
        
        13-14"
        
        15-16"
        
        17-19"
        
        From 20"
      - 3-blade
    - Wooden
      - 2-blade
  - Free flight models
- Spinners
  - For fixed props
    - Standard
    - With holder
  - For folding props
- Parts
- Landing gears
  - Fixed
  - Tailwheels
- Bowdens and pushrods
- Fuel tanks and filters
- Landing gear wheels
  - Moss
  - Semi-pneumatic
  - Pneumatic
  - Foam
- Scale accessories
  - Pilots
  - Other
- Control line models
- Floats and skis
- Prop holders
- Rubber bands and strings
- Mounts
- Tubing
- Velcro tapes
Helicopter accessories
- Rotor blades
- Tail blades
- Other
Car accessories
- Bodies
  - 1:10
  - 1:8
    - On-road
    - Truck
    - Truggy
    - Spoilers and wings
    - Buggy
  - 1:12-18
    - Buggy
    - Truck
    - On-road
  - Stickers and accessories
  - 1:5
- Tyres and wheels
  - 1:8
    - Inserts
    - Tyres
    - Rims
    - Wheels
  - 1:5
    - Tyres
    - Rims
    - Wheels
    - Inserts
  - Accessories
  - Track
  - 1:12-1:64
  - 1:10
    - On-road
      - Wheels
      - Tyres
      - Rims
    - Off-road
      - Wheels sets
      - Tyres
      - Rims
      - Inserts
    - Crawler
      - Wheels
      - Tyres
      - Rims
      - Inserts
  - On-road racing
    - 1:12
    - 1:10
      - Rubber wheels
      - Moss wheels
    - 1:8
  - Off-road racing
    - 1:10
      - Wheels
      - Tyres
      - Rims
      - Inserts
    - 1:8
      - Wheels
      - Tyres
      - Rims
      - Inserts
- Fuel bottles
- Other
- Starters
- Stands and pads
- Parts
  - Brakes
  - Clutches and gears
  - Gears
  - Coils and shocks
  - Pinions for motors
    - Module 0,6
    - Module 0,8
    - Module 1,0
    - Module 32DP
    - Module 48DP
    - Module 64DP
    - Other
  - Bearings
  - Air filters
  - Tuning parts
- Scale electronics and lights
- Scale accessories
Boat accessories
- Propellers
- Propulsion units
- Other
- Propshafts
- Rudders
- Scale accessories
Fuels, oils, lubricants
- Fuels
  - AIR/HELI
  - CAR
  - HELI
  - BOAT
- Lubricants
- Oils - diffs and shocks
- Additives and spec. mixtures
Modeling chemicals
- Adhesives
- Paints
  - Other
  - Airbrush
  - Lexan
  - Plastic
- Other
- Fillers
- Dopes
Construction materials
- Covering materials
  - Foils
  - Papers
- Balsa
- Other
- Adhesive tapes
- Beech rods
- Plywood
- Carbon and laminate
  - Boards
  - Rods
  - Tubes
  - Beams
  - Strips
  - Cloths
- Steel
- Aluminium and duralumin
  - Boards
  - Strips
  - Tubes
- Brass
  - Boards
  - Rods
  - Tubes
  - Profiles
- Pine beams
- Plastic
  - Sheets
  - Profiles
Fixings
- Nuts
- Washers
- Metal screws
- Plastic screws
- Other
Tools and jigs
- Hand tools
  - Assembling
    - Screwdrivers
      - Hexagonal
        
        Imperial
        
        Metric
      - Slotted
      - Phillips
      - Socket
      - Sets
    - Bits
      - Hexagonal
        
        Imperial
        
        Metric
      - Socket
      - Slotted
      - Phillips
    - Wrenches
    - Pliers
    - Other
  - Cutting
    - Other
    - Saws
    - Saw blades
    - Knives
    - Blades
  - Grinding
- Airbrush
- Electrical
  - Soldering
    - Soldering irons
    - Accessories
  - Sealing irons
- Accessories
Transport covers
- Boxes
- Bags and covers
- Cases
Discontinued models
- Aircraft
Promotion
- Merchandise
- Clothing

Engines Spare parts Hobbytech

Code:GP-HT21R004

Brand:HOBBYTECH

CRANKSHAFT FOR HT 21R ENGINE

Not on stock

€55.16

Information

B2B
Where to buy
Contact
About us

© 2026, KAVAN Europe s.r.o.