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Note : Please note that specifications are subject to change without notice, based on component availability and other factors.
Freedom to explore. Blast's mission is to empower young riders to go out and escape, share experiences and create incredible memories that they will look back on forever.
Designed to let young riders shred with confidence, be comfortable and in total control. The BMC Blast 20 fits kids from 5 to 8yrs, so they can grow with their bikes. Lightweight, dependable and fun!
Frame | Aluminum: Blast 20" Lightweight Aluminium with Powder Coat Finish, 1 1/8"" Head Tube, BSA Threaded Bottom Bracket, 140 mm Post Mount, 9x135 mm QR, 58 mm tire clearance |
Fork | Blast 20" Lightweight Aluminium with Powder Coat Finish, 140 mm Post Mount, 9x100 mm QR |
Shifters | Sram X4 Trigger, 1x8-speed |
Rear Derailleur | Sram X4, Medium Cage, 8-speed |
Cassette | Sunrace, 11-34T, Black finish, 8-speed |
Chain | Sram |
Crankset | Lightweight Forged Alloy Cranks, 32T, 1x Specific Narrow Wide chainring, 127 mm |
Bottom Bracket | BSA Threaded BB |
Brakes | Tektro HD-M286, Hydr. Disc Brake, (140/140) rotors, short reach levers |
Wheelset | Rims: Alex MD25, 25 mm inner width / Hubs: CNC Machined Alloy Hub Body, Sealed Bearings, Quick Release |
Tires | Kenda Booster, 20x2.4" |
Handlebar | SDG Slater Handlebar, 650 mm wide, 20 mm rise, 19 mm bar ends, 31.8 mm clamp |
Stem | BMC Blast, 40 mm length, +/- 6° |
Saddle | SDG Fly Jr |
Seatpost | Alloy 27.2 mm, 300 mm long |
Weight | 9.2 kg |
Color | Bronze |
Wheel Size (inches) | 20 |
Rider Height (cm) | 110 - 135 |
Seat Tube (mm) | 275 |
Top Tube (mm) | 431 |
Chain Stays (mm) | 342 |
Head Tube Length (mm) | 105 |
Head Tube Angle (°) | 68 |
Seat Tube Angle (°) | 73 |
Wheelbase (mm) | 833 |
Stack (mm) | 412 |
Reach (mm) | 305 |
Gender |
Girl Boy |
Wheel Size | 20'' |
Groupe | Sram X4 8S |
Age | 5 - 8 |
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