The Vertex Jr is similar to the Soul Jr, but a bit more built up. It comes in two sizes—20 and 24. With burlier components and wider tires, the Vertex Jr is best for junior riders ready to tackle beginner to intermediate trails.
Specification
| Frame |
Rocky Mountain 6061 SL Alloy | Threaded BB | Zero Stack Headtube | 20" Kid's Geometry Rear Triangle
BB Standard: BSA, Threaded
Color: Orange / Black
|
| Fork |
Suntour XCM JR Air 80mm
|
| Bottom Bracket |
Sealed Cartridge Bearing
|
| Headset |
Rocky Mountain | Loose Ball Bearings | 1-1/8" Crown Race
|
| Stem |
Rocky Mountain 31.8 XC | 7° Rise | All Sizes = 40mm
|
| Handlebar |
Rocky Mountain XC | 600mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp
|
| Saddle |
Rocky Mountain Pivotal Kids
|
| Seatpost |
Rocky Mountain Pivotal 27.2mm
|
| Grips |
Rocky Mountain Slide On Kids
|
| Rear Derailleur |
SunRace RDM903 With Clutch
|
| Crank |
Rocky Mountain Microdrive 3PC | 28T |SRAM 76mm BCD |Crank Length: 127mm
|
| Shifters |
SunRace DLM903 Trigger
|
| Cassette |
SunRace CSM980 11-42T
|
| Chain |
KMC X9
|
| Brakes |
Shimano MT4100 2 Piston | Resin Pads | F:Shimano RT10 160mm | R:Shimano RT10 160mm
|
| Rims |
Rocky Mountain JR25 Tubeless | 32H | Tubeless Compatible - Tape / Valves / Sealant Not Incl
|
| Spokes |
2.0 Stainless
|
| Front Hub |
Shimano TX505
|
| Rear Hub |
Shimano TX505
|
| Tires |
F: Kenda Amrak 20 x 2.4 // R: Kenda Amrak 20 x 2.4
|
Geometry
Top Tube Horizontal (mm) 470
Head Tube Angle (deg) 68
Head Tube Length (mm) 100
Seat Tube Angle (deg) 71
Seat Tube Length (mm) 255
Rear Centre (mm) 347
Bottom Bracket Drop (mm) 15
Reach (mm) 323
Stack (mm) 428
Standover Height (mm) 550
Wheelbase (mm) 872
