Raptor 20" Kid's MTB Bike

Size Guide
Tommaso Size Chart

If your kid is ready to move from a balance bike to the real deal, the Tommaso Raptor is a perfect option. This bike is designed with fun, simplicity, and exploration in mind. The gearing is a simple 6-speed with Gripshift, so your kid can learn the basics of shifting with ease. The Raptor is equipped with v-brakes and 20"x1.75 tires for optimal stopping power and balance, perfect for all-terrain riding.



The Tommaso Alloy 20" kid's frame is perfect for all types of riding, and can take the abuse your kids are going to throw at it. With our lifetime warranty, you can rest easy.


A Shimano Tourney drivetrain with Gripshift provides a huge range of gearing options to help the youngsters keep up on the trails. Shifting is smooth and easy, making learning the art riding fun.




Tommaso 20" Alloy MTB Frame

Zoom 327E Spring Fork

Shimano Tourney Derailleurs

Shimano Tourney RS36 Grip Shifters

Topwheel 36T Crankset

Shimano Tourney 14x28T Cassette

C Star V-Brakes 






Frame Tommaso 20" Alloy MTB Frame
Fork Zoom 327E Spring Fork


Shifters Shimano Tourney RS36 Gripshift
Rear Derailleur Shimano Tourney (6-spd)
Cassette Shimano Tourney 14x28T - 6spd
Speeds 6 Total Speeds
Crankset Topwheel 36T
Chain KMC HP6L


Brakes C Star V-Brake
Brake Levers C Star VL-321DG


Wheelset Quando Steel
Tires Seyoun 20"X1.75


Saddle Selle Royal 3051HR
Seatpost Tommaso Aluminum (31.8mm)
Pedals Composite Flat





  Frame Size 24" 20"
  Recommended Height 4'5" - 5'1" 4'0" - 4'5"
A Seat Tube (mm) 30 254
C Top Tube (mm) - Effective 535.1 424.5
H Chainstay (mm) 420 385
G Fork Offset (mm) 38 45
E Head Tube Angle (deg) 69 70
D Seat Tube Angle (deg) 72.5 74.5
F Head Tube (mm) 120 90


Tommaso Size Chart
Size Chart Coming Soon. Please refer to the size chart at the bottom of the page.