Trinx Junior 4.0 Children Bike 20 inch Shimano Gears 21-Speed Bicycle

Trinx Junior 4.0 Children Bike 20 inch Shimano Gears 21-Speed Bicycle

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  • Frame: 20"x 280mm Alloy Special-Shaped Tubes
  • Fork: Imitation Alloy Shoulder Suspension Travel 30mm
  • Color: Black/Gray Red


  • Pedal: Feimin Sport
  • Saddle: Trinx
  • Handlebar: Trinx Small Rise


  • Shifter Lever: Ltwoo A2
  • Front Derailleur: Trinx FD-QD35
  • Rear Derailleur: Shimano RD-TY21
  • Cassette: Trinx 14-28T
  • Chain: M30 7S
  • Chainwheel: Trinx 22/32/42T*152L
  • Brake: Trinx Alloy Mechanical Disc


  • Hub: Trinx
  • Rim: Trinx Alloy double-deck
  • Tire: 20"*2.125"

Shipping Details

  • Please allow 7-14 business days for delivery
  • We ship across Australia including major cities like: Sydney Melbourne Perth Brisbane Adelaide Canberra Newcastle and the Gold Coast
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Sold & shipped by GT Mall
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Reference ID: 3017093

Reviews (1) Add Review

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  • Eddie OHVerified buyer

    Excellent bicycle for young kid. My son love the ride and the sporty look, 21 speeds !!!

    Apr 13, 2023

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