Radio Bikes "Cobalt Pro XL" 2026 BMX Race Bike - Black
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Weight : 9.78kg / 21.56lbs
Weight
The heaviness of a BMX part, measured by weighing. It's worth noting that weight specifications for BMX parts can vary and may not always be precise. Several factors contribute to this:Manufacturer's weight specifications may be inaccurate or incomplete.The weight of two identical parts can also differ.We cannot weigh every individual part.For example, if there are handlebars in different heights, the manufacturer usually provides just one weight specification for all heights. When weighing two identical tires, you might get two different results.Source: BMX Glossary
- Packaging Unit: 1 Piece
- Product ID (PID): 31399
The Cobalt line combines proven geometry and dialed components giving you the best start out of the gate during your first days racing.
The
Radio Bikes "Cobalt Pro XL" 2026 BMX Race Bike - Black has 20-inch wheels and a top tube length of 21.25" and is recommended for riders with a height up to approx. 1.75 m.
The
Radio Bikes "Cobalt Pro XL" 2026 BMX Race Bike - Black comes with high-quality BMX parts like Radio "BX-32" rims and ProMax brakeset. Furthermore, a flip-flop hub and a bottom bracket equipped with sealed bearings have been installed, ensuring these components are durable and low-maintenance. The Arisun "XLR8" BMX Race tires contribute to an optimal overall weight.
Facts: Radio Bikes "Cobalt Pro XL" 2026 BMX Race Bike - Black
- Wheel Size: 20"
- BMX Frame: 6061-T6 alloy
- Frame-Geometry:
- Top Tube (TT): 21.25"
- Chain Stay (CS): 14"
- Head Tube (HA): 74°
- Seattube (SA): 72°
- BB-Height (BB): 11.5" - BMX Fork: 1-1/8" butted CrMo steerer, Hi-Ten fork legs, 30mm Offset
- BMX Bar:
- Property: CrMo, 2-piece
- Height: 8"
- Width: 28.3"
- Backsweep: 11.5°
- Upsweep: 3.5° - Grips: Radio "Diamond knurling", 130mm long
- Stem: ARISE "Cobalt", topload, 50mm Reach
- Headset: FSA No.28, integrated, sealed, 1-1/8" A-Head Set
- Gyro: -
- Brake Lever: ProMax "TX-117" Aluminum
- Brake (rear): ProMax "XL-378" Aluminum, V-Brake
- Seat: Radio "Cobalt Pro" Combo Seat
- Seatpost: Combo, Aluminum, 25.4mm
- Seat Clamp: Radio "Slim", Aluminum
- Pedals: Radio "Cobalt Pro", Aluminum
- Chain: KMC "Z6", 1/2" x 3/32"
- Sprocket: ARISE, Aluminum, 44T
- Crank: ARISE "Cobalt" forged alloy 3-piece crank, 175mm long, 9/16"
- Bottom Bracket: BSA square taper, Sealed Bearing
- Hub (front): Radio "Cobalt", Aluminum, Fully Sealed, 10mm, Male, 36H
- Hub (rear): Radio "Cobalt", Aluminum, Fully Sealed, 10mm, RHD, 36H, flip flop, ATA 16T freewheel
- Rim (front): Radio "BX-32", Aluminum, double wall, pinned, 36H
- Rim (rear): Radio "BX-32", Aluminum, double wall, pinned, 36H
- Tire (front): Arisun "XLR8" BMX Race tire, 20" x 1.95"
- Tire (rear): Arisun "XLR8" BMX Race tire, 20" x 1.75"
- Pegs: -
- Delivery: The BMX bike comes pre-assembled in a box. For final assembly, only the handlebar, front wheel, pedals, and saddle need to be installed. Tools are not included.
- Usage: BMX Race – designed for BMX race tracks and pump tracks.




