Vertex Jr

Vertex Jr

Quick Specs
  • Designed For Youth
  • F. Travel 65 and 50 MM
  • Wheel Size 24" and 20"

Disc-brake equipped, performance kids’ bike—perfect for getting their first tracks on dirt.

Whether they’re riding to school or ripping it up on dirt, light weight and great performance are important for younger riders too. Our discbrake equipped Vertex kids’ bikes are ready to help instill a lifelong love of having fun on two wheels.

Vertex 20 2
MSRP $769 USD
MSRP $699 USD
MSRP $769 USD
MSRP $699 USD
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Specifications: Vertex 20

    • Frame Rocky Mountain 6061 SL Alloy. Threaded BB. Zero Stack Headtube. 24" Kid's Geometry
    • Sizes One Size
    • Fork Suntour XCR LO Air 65mm
    • Front Travel 65 mm
    • Headset FSA No. 10P
    • Stem Rocky Mountain AM
    • Handlebar Rocky Mountain AM 620mm
    • Grips Rocky Mountain Slide On Kids
    • Brakes Shimano M315
    • Shifters Shimano Alivio
    • Rear Derailleur Shimano Deore
    • Cranks & Chainrings Rocky Mountain Microdrive 2PC 28T
    • Bottom Bracket Rocky Mountain Sealed - Shimano Compatible
    • Cassette Shimano CS-200 11-36T
    • Chain KMC X9
    • Front Hub Shimano TX505
    • Rear Hub Shimano TX505
    • Spokes 2.0 Stainless
    • Rims WTB SX17
    • Tires Schwalbe Black Jack 24 x 2.1 / Schwalbe Black Jack 24 x 2.1
    • Seatpost Rocky Mountain SL 27.2mm
    • Saddle Rocky Mountain Kids
    • Frame Rocky Mountain 6061 SL Alloy. Threaded BB. Zero Stack Headtube. 20" Kid's Geometry
    • Sizes One Size
    • Fork Suntour XCM JR Air 65mm
    • Front Travel 65 mm
    • Headset FSA No. 10P
    • Stem Rocky Mountain AM
    • Handlebar Rocky Mountain AM 580mm
    • Grips Rocky Mountain Slide On Kids
    • Brakes Shimano M315
    • Shifters Shimano Altus
    • Rear Derailleur Shimano Sora
    • Cranks & Chainrings Rocky Mountain Microdrive 28T
    • Bottom Bracket FSA Sealed Cartridge Bearing
    • Cassette Shimano CS-200 11-32T
    • Chain KMC X9
    • Front Hub Shimano RM35
    • Rear Hub Shimano RM35
    • Spokes 2.0 Stainless
    • Rims WTB SX17
    • Tires Schwalbe Black Jack 20 x 1.9 / Schwalbe Black Jack 20 x 1.9
    • Seatpost Rocky Mountain SL 27.2mm
    • Saddle Rocky Mountain Kids

We make every effort to ensure accuracy, but reserve the right to update specifications & prices without notification

Geometry: Vertex 20

Riding Style

13" 24"
TTH Top Tube Length - HORZ 500 500mm 500 500mm
HTA Head Tube Angle 68 68deg deg
HTL Head Tube length 90 90mm mm
STA Seat Tube Angle - Effective 72 72deg deg
STL Seat Tube length 305 305mm mm
RC Rear Centre 380 380mm mm
BBD Bottom bracket drop 40 40mm mm
R Reach 343 343mm mm
S Stack 482 482mm mm
SH Standover Height 673 673mm mm
WB Wheelbase 940 940mm mm
12" 20" 11"
TTH Top Tube Length - HORZ 460 460mm 460 460mm mm
HTA Head Tube Angle deg deg 68 68deg
HTL Head Tube length mm mm 100 100mm
STA Seat Tube Angle - Effective deg deg 71 71deg
STL Seat Tube length mm mm 255 255mm
RC Rear Centre mm mm 360 360mm
BBD Bottom bracket drop mm mm 15 15mm
R Reach mm mm 313 313mm
S Stack mm mm 428 428mm
SH Standover Height mm mm 593 593mm
WB Wheelbase mm mm 882 882mm
13" 24"
TTH Top Tube Length - HORZ 500 500mm 500 500mm
HTA Head Tube Angle 68 68deg deg
HTL Head Tube length 90 90mm mm
STA Seat Tube Angle - Effective 72 72deg deg
STL Seat Tube length 305 305mm mm
RC Rear Centre 380 380mm mm
BBD Bottom bracket drop 40 40mm mm
R Reach 343 343mm mm
S Stack 482 482mm mm
SH Standover Height 673 673mm mm
WB Wheelbase 940 940mm mm
12" 20" 11"
TTH Top Tube Length - HORZ 460 460mm 460 460mm mm
HTA Head Tube Angle deg deg 68 68deg
HTL Head Tube length mm mm 100 100mm
STA Seat Tube Angle - Effective deg deg 71 71deg
STL Seat Tube length mm mm 255 255mm
RC Rear Centre mm mm 360 360mm
BBD Bottom bracket drop mm mm 15 15mm
R Reach mm mm 313 313mm
S Stack mm mm 428 428mm
SH Standover Height mm mm 593 593mm
WB Wheelbase mm mm 882 882mm
Model Geometry Chart
  • TTH: Top Tube Length - HORZ
  • TTL: Top Tube length - Actual
  • HTA: Head Tube Angle
  • HTL: Head Tube length
  • STA: Seat Tube Angle - Effective
  • STL: Seat Tube length
  • RC: Rear Centre
  • BBD: Bottom bracket drop
  • BBH: Bottom bracket height
  • R: Reach
  • S: Stack
  • SH: Standover Height
  • WB: Wheelbase
  • FC: Front-Centre
  • FO: Fork Offset

We make every effort to ensure accuracy, but reserve the right to update specifications & prices without notification